Title |
File Date |
Issue Date |
Inventor |
Company |
Number |
Duplicate air passages in valves depending on register |
1890-06-07 |
0000-00-00 |
Fontaine Besson |
Besson |
457337
|
Mouthpiece for musical instrument |
1920-05-05 |
0000-00-00 |
Frank Hurtt |
Hurtt |
1436631
|
Patent Rotary action cornet |
0000-00-00 |
1854-07-04 |
C. H. EISENBRANDT |
Eisenbrandt |
11215
|
Convertible saxhorn |
0000-00-00 |
1858-01-26 |
C. H. EISENBRANDT |
Eisenbrandt |
19187
|
Practice Mute |
0000-00-00 |
1865-12-05 |
John F Stratton |
Stratton |
51363
|
Duo-bore |
0000-00-00 |
1866-02-13 |
HENRY G. LEHNERT |
Lehnert |
52580
|
Machine for making branch tubes in cornet rotary valve casings |
0000-00-00 |
1867-04-09 |
L.W. SPENCER |
Schreiber |
63760
|
Machine for making branch tubes in cornet rotary valve casings |
0000-00-00 |
1867-04-16 |
L.W. SPENCER |
Schreiber |
63819
|
Schreiber OTS |
0000-00-00 |
1867-05-07 |
LOUIS SCHREIBER |
Schreiber |
64582
|
One piece instrument bow |
0000-00-00 |
1867-11-12 |
ISAAC FISKE |
Fiske |
70824
|
Piston actuated straight line rotary valves |
0000-00-00 |
1867-11-12 |
ISAAC FISKE |
Fiske |
59204
|
Inlaying Metallic Surfaces |
0000-00-00 |
1870-03-08 |
EG Wright |
Wright |
100580
|
Box valves |
0000-00-00 |
1872-04-09 |
BENJAMIN F. QUINBY |
Quinby Bros |
125614
|
Piston actuated triangularly arranged rotary valves |
1873-03-15 |
1873-04-29 |
ISAAC FISKE |
Fiske |
138389
|
Securing top plates of rotary valves |
1873-04-09 |
1873-06-17 |
GEORGE E. PARKER |
Slater |
140069
|
Piston actuated equally spaced rotary valves |
1873-06-18 |
1873-09-23 |
ISAAC FISKE |
Fiske |
143134
|
Better valve windway angles and crooks replaced by quick change valve |
1873-06-18 |
1873-09-23 |
ISAAC FISKE |
Fiske |
74331
|
Centennial design |
1874-05-28 |
1875-01-12 |
HENRY G. LEHNERT |
Lehnert |
158594
|
Rubber cushion rim mouthpiece |
1874-12-05 |
1875-02-23 |
Charles G. Conn |
Conn |
160164
|
Improved rubber rimmed mouthpiece |
0000-00-00 |
1877-05-08 |
Charles G. Conn |
Conn |
190558
|
Four-in-one cornet |
1877-01-17 |
1878-01-22 |
Charles G. Conn |
Conn |
199516
|
Improvements in Cornets |
1879-02-17 |
1879-04-22 |
HENRY ESBACH |
Boston |
214498
|
The Blaikley compensating system |
1879-03-12 |
1879-06-17 |
DAVID J. BLAIKLEY |
Boosey |
216595
|
Equa true system |
1879-09-17 |
1879-12-02 |
Charles G. Conn & Dupont |
Conn |
222248
|
Modified Stoelzel valves |
1881-04-02 |
1881-11-01 |
Charles G. Conn |
Conn |
249012
|
top mounted bellcrank |
0000-00-00 |
1882-10-03 |
JOHN HEALD |
Heald |
265498
|
Scouring inside soldered brass horns with metal balls |
1882-10-30 |
1883-10-09 |
HENRY DISTIN |
Distin |
286398
|
Instrument Case |
1882-09-23 |
1883-10-09 |
HENRY DISTIN |
Distin |
286399
|
High, thumb-utilized Water key |
1883-10-13 |
1884-03-25 |
JOHN HEALD |
Heald |
295756
|
3rd valve slide straddling mouthpipe |
1889-03-17 |
1884-12-02 |
HENRY DISTIN |
Distin |
308655
|
Wonder valve design |
0000-00-00 |
1886-06-15 |
Charles G. Conn |
Conn |
343888
|
Connecting pipes between valves |
1886-10-30 |
1889-05-07 |
Charles G. Conn |
Conn |
402721
|
Valve front position for bell up instruments |
1888-11-30 |
1889-06-18 |
Charles G.Conn |
Conn |
405395
|
Interior brass tubing grinder |
1888-06-06 |
1889-08-13 |
HENRY DISTIN |
Distin |
408876
|
Valve windway arrangement |
1889-03-20 |
1889-08-13 |
JOHN HEALD |
Heald |
408972
|
BMIM tuning slide within key change slide |
1889-07-25 |
1889-12-17 |
HENRY ESBACH |
Boston |
417671
|
Hollow Rim Mouthpiece |
1889-02-23 |
1889-12-17 |
HENRY DISTIN |
Distin |
417413
|
Hollow MP walls |
1889-03-28 |
1890-01-14 |
HENRY DISTIN |
Distin |
419424
|
short mouthpipe, longer bell |
1889-09-28 |
1890-04-22 |
J F STRATTON |
Stratton |
426398
|
valve for pitch on tuning slide |
1890-03-03 |
1890-08-12 |
JOHN HEALD |
Heald |
434270
|
Marking rod to designate pull to A |
1890-04-11 |
1890-12-16 |
Charles G. Conn |
Conn |
442955
|
Spring loaded first position |
1889-10-14 |
1893-02-02 |
AUGUSTE MILLE |
Courtois |
468025
|
Trigger trombone |
1894-05-18 |
1894-12-11 |
FRANK A. LELAND |
Leland |
530781
|
Key specific substitute Cornet bells |
1895-02-13 |
1895-07-23 |
JOHN HEALD |
Heald |
543015
|
Mouthpiece for musical instruments |
1893-04-22 |
1896-03-24 |
William Leeder |
Leeder |
556757
|
Keep water from upper valve spring |
1897-10-04 |
1898-08-23 |
JULIUS J. NEUMANN |
Lyon $amp; Healy |
609556
|
Slide stop rod for key change |
1898-09-14 |
1899-02-28 |
JOHN HEALD |
Heald |
620450
|
Duplex Cornet |
1897-08-16 |
1899-04-11 |
JULIUS J. NEUMANN |
Lyon $amp; Healy |
622820
|
No sharp bends in airway |
1900-10-20 |
1901-03-19 |
FERDINAND A. BUESCHER |
Buescher |
670365
|
Conn-queror |
1900-09-27 |
1901-06-11 |
Charles G. Conn |
Conn |
676029
|
Key change with push rod, pull hook, and stops |
1902-02-09 |
1903-08-18 |
H. C. MARTIN |
Martin |
736756
|
Improved cushion rim mouthpiece |
1903-10-28 |
1903-12-22 |
Charles G. Conn |
Conn |
747591
|
Alternate attached tubing and shank changing pitch |
1904-06-07 |
1904-09-27 |
JOHN HEALD |
Heald |
771012
|
2 bell cornet |
1901-01-19 |
1906-03-06 |
Z. A. MEREDITH |
Meredith |
814615
|
Device for bending tubing |
1905-09-30 |
1906-05-01 |
William J. Herr |
Conn |
819545
|
3 mouthpipe slides- tuning, key, &H/LP (Marketed by Buescher as Multi-Pitch Tuning) |
1904-11-19 |
1906-07-17 |
FERDINAND A. BUESCHER |
Buescher |
826473
|
double venturi mouthpiece |
1905-04-29 |
1906-08-21 |
WILLIAM SEEFELDT |
Seefeldt |
828979
|
Valve for cornets and band instruments |
1905-03-10 |
1906-12-25 |
Willard Bryant, Newell L Thoma |
Bryant-Newell |
839547
|
Improvement in 3rd valve tubing |
1905-12-04 |
1907-04-02 |
Charles G. Conn |
Conn |
848726
|
Mouthpipe slides inner in direction of air travel |
1906-08-11 |
1907-06-11 |
HARRY B. JAY |
Jay |
856642
|
Key changing slide |
1906-01-08 |
1907-08-06 |
Charles G. Conn |
Conn |
828273
|
Increasing bell metal width (Marketed by Buescher as the Split-No-Tone bell) |
1907-07-18 |
1907-10-29 |
FERDINAND A. BUESCHER |
Buescher |
869619
|
The Besson compensating system |
1904-04-29 |
1908-05-05 |
T. G. EDWARDS |
Besson |
886783
|
Improved bell |
1907-04-27 |
1908-05-19 |
Charles G. Conn |
Conn |
887921
|
Kazoo like mute |
1908-07-09 |
1909-02-09 |
Charles G. Conn |
Conn |
911940
|
Tube Bending Device |
1908-08-08 |
1909-03-30 |
EDWARD J. BUTLER |
York |
916530
|
tube bender and former |
1906-08-29 |
1909-05-18 |
ISAAC S. DEMENT |
York, Assigned to |
921677
|
Valve for Cornets |
1907-08-02 |
1909-06-08 |
C.G.Conn |
Conn |
923812
|
Rotary machine for steam and air |
1908-02-13 |
1909-08-17 |
Charles G. Conn |
Conn |
931038
|
Movable bell-front design |
1908-02-13 |
1909-08-17 |
Charles G. Conn |
Conn |
931273
|
Single port double valve |
1908-07-07 |
1909-08-17 |
Charles G. Conn |
Conn |
931039
|
Alternate Slide or Valve Section for Trombone |
1907-08-14 |
1909-08-31 |
FRANK HOLTON |
Holton |
932704
|
Tone Correcting Means for Brass |
1908-03-24 |
1909-09-28 |
Lockhart |
Lockhart |
935626
|
Open Tone cornet |
1901-12-04 |
1909-11-09 |
Z. A. MEREDITH |
Meredith |
939285
|
Slide-bearing for Trombones |
1908-07-20 |
1910-05-01 |
SILAS J. SUMMERS |
White |
959033
|
Curved inner slide brace reinforcement |
1908-09-22 |
1910-05-17 |
HENDERSON N. WHITE |
White |
958051
|
Cornet Mouthpiece |
1910-02-07 |
1910-06-28 |
Taylor |
Taylor-Horn |
962479
|
Internal valve spring star |
1909-03-25 |
1910-07-05 |
EMIL K. BLESSING |
Blessing |
963272
|
High and Low Pitch tubing loop |
1910-01-11 |
1910-07-12 |
ALFRED JOHNSON |
York |
963768
|
Slide bearing surfaces |
1907-01-04 |
1910-10-04 |
JOSEPH L. DE GOOD |
White |
971833
|
Slide lock |
1908-06-29 |
1910-11-29 |
H. C. MARTIN |
Martin |
977026
|
Slide stockings |
1908-02-24 |
1910-12-06 |
HENDERSON N. WHITE |
White |
977766
|
Key change rod limiting inward and outward travel of slide |
1910-10-31 |
1911-09-12 |
HARRY B. JAY |
Jay |
1003049
|
Between valve [1st-2nd and/or 2nd-3rd] pitch and key change |
1905-06-26 |
1911-09-19 |
H. C. MARTIN |
Martin |
1003931
|
New Proportion cornet |
1908-03-09 |
1911-10-17 |
FRANK HOLTON |
Holton |
1005972
|
In Slide tuning |
1911-04-26 |
1912-04-02 |
George E. Riblet |
Riblet licensed by Olds |
1021890
|
Valve for wind musical instrument, two tab guide of diff. width |
1911-11-20 |
1912-04-16 |
William C Reid |
Elkhart Musical Instrumen |
1023330
|
2nd version Open Tone cornet |
1906-12-12 |
1912-08-08 |
Z. A. MEREDITH |
Meredith |
1040372
|
Design for Cornet Mouthpipe |
1912-06-15 |
1912-08-20 |
ALFRED J. JOHNSON |
York |
D42919
|
Easy playing mouthpiece |
1912-03-30 |
1913-01-14 |
Charles G. Conn |
Conn115 |
1050344
|
GRBIC Brass Valves |
1912-08-19 |
1913-03-11 |
EDWIN S. CONRAD |
Grand Rapids |
1055445
|
In Slide tuning |
1912-03-19 |
1913-05-06 |
ROBERT MIDDLETON |
Buescher |
1060779
|
Adjustable perforated valve for key changing |
1909-12-08 |
1913-05-13 |
Frederick W. Todt |
Conn |
1061885
|
Cornet Design |
1913-03-13 |
1913-05-27 |
Walter French |
French |
D44095
|
Incremental tubing wall thickness from mouthpiece receiver to bell |
1911-02-06 |
1913-08-26 |
H. C. MARTIN |
Martin |
1071526
|
Continuously Conical Bore |
1912-09-03 |
1913-09-23 |
ERNST ALBERT COUTURIER |
Couturier |
1073593
|
AL-TRU Cornet Layout |
1913-05-05 |
1913-12-30 |
ALFRED J. JOHNSON |
York |
D45091
|
MOUTHPIECE |
1913-09-29 |
1914-03-10 |
CHARLES E. STAGY |
Holton |
1089876
|
Ornamental design for cornet (26A) |
1914-02-21 |
1914-04-07 |
Charles G. Conn |
Conn |
D45555
|
Busch Patent for adjustable mouthpiece |
1912-02-08 |
1914-05-05 |
FREDERICK BUSCH |
Busch |
1095188
|
Asymetric cornet valve |
1913-11-11 |
1914-09-29 |
Charles G. Conn |
Conn |
1112120
|
New Proportion Cornet design |
1914-02-09 |
1914-10-06 |
FRANK HOLTON |
Holton |
D46501
|
Rotary valve action for piston valves |
1913-11-06 |
1914-10-06 |
James H Gardner |
Conn |
1112444
|
Removeable mouthpipe for High and Low Pitch Filing date: Jul 21, 1914 |
0000-00-00 |
1915-05-11 |
MARK J. KALASHEN |
Kalashen |
1139297
|
CORNET DESIGN |
1915-03-11 |
1915-12-21 |
WILLIAM E. HIGGINS |
Holton |
D48319
|
Reversed mouthpipe slide |
1912-03-21 |
1915-12-21 |
CARL L. W. NELSON |
Vega |
1165278
|
Reducing Valves to two ports each |
1914-10-31 |
1916-04-04 |
William Seidel |
SeidelW |
1178030
|
Quick Change Vavlve |
1914-06-08 |
1916-08-29 |
Walter French |
French |
1196097
|
Quick pitch change |
1915-03-22 |
1916-09-05 |
Parduba |
Parduba |
1197058
|
Brass Wind Instrument |
1913-04-24 |
1916-12-05 |
WILLIAM C. KIDDER |
White |
1206858
|
Bell tuning |
1913-02-10 |
1917-02-06 |
HENDERSON N. WHITE |
White |
1214625
|
Extending valve slide when tuning slide is drawn |
1914-11-03 |
1917-03-06 |
Charles G. Conn |
Conn |
1218057
|
Telescoping mouthpipe |
1915-03-12 |
1917-07-03 |
CARL L. W. NELSON |
Vega |
1232069
|
Trombone Counterbalances |
1916-01-31 |
1917-08-07 |
FRANK HOLTON |
Holton |
1236173
|
Micro tuning mechanism (80A) |
1914-10-08 |
1917-09-08 |
Charles G. Conn |
Conn |
1240177
|
Valve surface area removed |
1917-02-03 |
1918-04-16 |
DAVID A. MCDONALD |
Lyon $amp; Healy |
1263084
|
CORNET design |
1918-04-27 |
1918-07-23 |
ERNST ALBERT COUTURIER |
Couturier |
D52207
|
Graduated, stepped tuning slide |
1915-03-01 |
1918-08-27 |
HENDERSON N. WHITE |
White |
1277012
|
King Master tuning |
1915-05-06 |
1918-08-27 |
HENDERSON N. WHITE |
White |
1277013
|
TRUMPET design |
1918-04-27 |
1918-09-24 |
ERNST ALBERT COUTURIER |
Couturier |
D52473
|
Trumpet tuning |
1919-01-25 |
1920-02-17 |
FRANK HOLTON |
Holton |
1330806
|
Slide stocking design |
1917-02-17 |
1920-02-17 |
Wm D. ACKLEY |
Holton |
1330831
|
Die for making valve casings for instruments |
1918-10-28 |
1920-07-06 |
Edward J. Gulick |
Conn |
1345921
|
MOUTHPIECE FOR MUSICAL INSTRUMENTS design |
1919-05-03 |
1921-04-12 |
ERNST ALBERT COUTURIER |
Couturier |
D57511
|
Conical bore trombone slides |
1919-06-25 |
1921-07-19 |
ERNST ALBERT COUTURIER |
Couturier |
1385202
|
Apparatus for calibrating and justifying parts of wind musical instruments |
1919-06-02 |
1921-08-30 |
Edward J. Gulick |
Conn |
1389348
|
Valve casing for a horn |
1921-05-23 |
1921-08-30 |
Edward J. Gulick |
Conn |
D58226
|
Double horn |
1921-05-24 |
1921-08-30 |
O. Dotson |
Conn |
D58727
|
Cork ringed mute |
1921-05-14 |
1922-08-08 |
ERNST ALBERT COUTURIER |
Couturier |
1425318
|
Manual disk valve |
1921-05-14 |
1922-11-21 |
ERNST ALBERT COUTURIER |
Couturier |
1436085
|
Short mouthpipe/smaller valve bore |
1921-09-12 |
1922-12-12 |
ERNST ALBERT COUTURIER |
Couturier |
1438363
|
Short travel valves (Used by Holton) |
1921-10-24 |
1923-06-05 |
Alson F Fairchild |
(Used by Holton) |
1457623A
|
Trumpet tuning |
1921-07-23 |
1924-10-21 |
WILLIAM E. HIGGINS |
Holton |
1512023
|
Piston valve star design |
1923-07-30 |
1925-07-28 |
PETER TOTTLE |
Vega |
1547272
|
Method of Electroplating Musical Istruments |
1925-02-03 |
1925-08-04 |
CHARLES BELOUS |
Bruno |
1548432
|
Knob position machine |
1922-11-11 |
1925-10-27 |
Edward J. Gulick |
Conn |
1559164
|
Milling machine for cross knobs for musical instruments |
1922-11-01 |
1925-12-22 |
Edward J. Gulick |
Conn |
1567005
|
Knob gauging machine |
1922-11-06 |
1925-12-22 |
Edward J. Gulick |
Conn |
1567005
|
Milling machine for musical instrument knobs |
1922-10-30 |
1926-04-27 |
Edward J. Gulick |
Conn |
1582870
|
Duplication of airway for smaller bore/shorter piston stroke |
1925-05-09 |
1926-09-28 |
FERDINAND A. BUESCHER |
Buescher |
1601555
|
Upside-down adjustable bell-front |
1933-06-13 |
1927-04-05 |
JOHN HEALD |
Heald |
1634355
|
slide tuning |
1925-01-21 |
1927-04-12 |
FERDINAND A. BUESCHER |
Buescher |
1624310
|
Removeable slide bearings |
1926-10-27 |
1927-10-25 |
FERDINAND A. BUESCHER |
Buescher |
1647079
|
Trombone counter weight |
1924-02-18 |
1927-10-25 |
Edward D. Coe |
Conn |
1647102
|
Slide Tuning for 'American Model' Trombone |
1924-05-05 |
1927-12-13 |
FRANK HOLTON |
Holton |
1652306
|
Slide Trombone configuration for bracing and adjustment mechanism for tuning-in-slide trombones |
1925-12-29 |
1928-02-28 |
EARL WILLIAMS |
Williams |
1661147
|
Internal Spring and Key |
1927-03-13 |
1928-06-19 |
ALFRED J. JOHNSON |
York |
1674398
|
Improved large horn bell (sousaphone) |
1926-04-03 |
1928-09-18 |
Edward J. Gulick |
Conn |
1684392
|
Improved rotation prevention for valves |
1927-12-12 |
1929-06-11 |
Iddo E. Carlson |
Conn |
1716917
|
Method for manufacture of musical instrument bells |
1928-02-17 |
1929-08-13 |
Edward J. Gulick |
Conn |
1724280
|
Stepped increases in tubing |
1928-06-26 |
1929-09-24 |
ERNST ALBERT COUTURIER |
Couturier |
1729568
|
Visible embouchure mouthpiece |
1927-03-24 |
1929-12-17 |
Edward J. Gulick |
Conn |
1740013
|
Horn reinforcing means (sousaphone) |
1928-10-18 |
1929-12-17 |
Edward J. Gulick |
Conn |
1739791
|
Trombone Slide Improvements |
1929-08-05 |
1930-01-20 |
ALFRED J. JOHNSON |
York |
1789589
|
Internal slide High and Low Pitch stops |
1923-05-15 |
1930-01-21 |
EMIL K. BLESSING |
Blessing |
1744519
|
Tuning slide actuating mechanism (triggered 3rd slide finger ring) |
1928-07-19 |
1930-05-20 |
Edward J. Gulick |
Conn |
1759824
|
Method for manufacture of curved and bent metal tubes |
1928-06-29 |
1930-06-10 |
Edward J. Gulick |
Conn |
1763582
|
Cushion for sousaphone on shoulder |
1929-02-15 |
1930-06-10 |
Edward J. Gulick |
Conn |
1762577
|
Method and means for shaping tubes |
1928-02-08 |
1930-06-17 |
Edward J. Gulick |
Conn |
1764561
|
One hand actuating of key changing valve |
1928-07-19 |
1930-06-17 |
Edward J. Gulick |
Conn |
1764562
|
Hand-Adapted Trombone Brace |
1928-01-04 |
1930-11-25 |
EARL WILLIAMS |
Williams |
1782452
|
Trombone Counterbalance |
1929-05-10 |
1931-06-16 |
HARPER A. REYNOLDS |
White |
1810086
|
Large external spring on valve |
1930-03-26 |
1931-09-01 |
Reginald B. Olds |
Olds |
1821397
|
Piston Valve Structure |
1929-08-26 |
1931-09-01 |
ALFRED J. JOHNSON |
York |
1821641
|
Lighter weight sousaphone |
1930-05-06 |
1931-09-08 |
Edward J. Gulick |
Conn |
1822025
|
Changing key on a bugle |
1930-09-18 |
1931-12-22 |
Philip J. Burkle |
Conn |
1837201
|
Tunable, extendable mute |
1930-07-30 |
1932-04-26 |
LORENZO SANSONE |
Sansone |
1855423
|
Valve Structure |
1931-09-26 |
1933-08-15 |
Alfred J. Johnson |
York |
1922685
|
Valves Flatten port (Used by Holton) |
1932-11-12 |
1933-10-31 |
Fred Kull |
(Used by Holton) |
1932742A
|
Offset inner slides |
1932-09-30 |
1934-03-13 |
Otis E. Beers |
Buescher |
1951267
|
Double Cup Mouthpiece for brasswind |
1933-12-13 |
1935-10-29 |
John Parduba |
Parduba |
2018738
|
Stationary inner slide tube for trombone |
1935-04-11 |
1935-11-19 |
Reginald B. Olds |
Olds |
2021323
|
Reduction of Slide Wear |
1934-03-22 |
1936-01-07 |
FRANK HOLTON |
Holton |
2027340
|
Improved friction reduction |
1936-09-01 |
1938-01-25 |
Reginald B. Olds |
Olds |
2106327
|
Curved and inclined braces |
1937-05-17 |
1938-04-05 |
Otis E. Beers |
Buescher |
2113502
|
Design for a trombone |
1938-02-17 |
1938-07-12 |
Reginald B. Olds |
Olds |
D110493
|
Strengthen valve block and eliminate braces and connections |
1937-02-13 |
1938-10-04 |
E. B. TODT |
Buescher |
2132329
|
Valve casing construction |
1937-07-10 |
1939-11-28 |
Henri Selmer |
Selmer |
2181346
|
York Airflow design |
1939-11-24 |
1940-04-02 |
ALFRED J. JOHNSON |
York |
D119755
|
Mute |
1940-08-01 |
1941-06-03 |
TM Koeder |
Koeder |
2244205
|
Mouthpiece Puller |
1940-10-11 |
1941-08-19 |
JOSEPHUS THOMPSON |
Grossman |
2253411
|
Hollowed-out bearing surfaces |
1941-01-18 |
1941-10-28 |
Reginald B. Olds |
Olds |
2260723
|
Bakelite Trumpet |
1941-06-19 |
1943-05-25 |
JOSEPHUS THOMPSON |
Grossman |
2320202
|
Improvements to Bakelite Trumpet |
1942-05-22 |
1943-05-25 |
JOSEPHUS THOMPSON |
Grossman |
2320203
|
Waterkey |
0000-00-00 |
1948-04-20 |
EARL WILLIAMS |
Williams |
2439997
|
Side mounted trombone water key |
1947-12-13 |
1950-12-12 |
Fred N. Meyers |
White |
2533388
|
Piston top outer spring |
0000-00-00 |
1952-10-07 |
Fred N. Meyers |
White |
2612811
|
Valve or piston mechanism |
1950-03-23 |
1954-01-12 |
Wohlrab |
Wohlrab |
2665606
|
Piston/axial rotary valve |
1953-10-02 |
1957-06-04 |
Z. A. MEREDITH |
Meredith |
2794358
|
Attachment for the mouthpiece of musical instruments |
1955-02-08 |
1958-04-15 |
Harrison H SaylorIvan C Kay |
Kay |
2830483
|
Slant-Rotor Tuba With Alterable 4th Valve Interval |
1969-11-21 |
1972-08-29 |
Fred J. Marzan |
Marzan |
3686995
|