FR711500A
(en )
1931-09-10
Musical instrument allowing to play on a keyboard, the direct play of several violins and cellos
FR614940A
(en )
1926-12-27
Keyboard for pianos and other similar musical instruments
FR602695A
(en )
1926-03-24
Improvement in musical instruments with strings stretched on an easel, and in particular pianos
FR736779A
(en )
1932-11-28
Improvements to violins, guitars, mandolins and other stringed instruments
FR648045A
(en )
1928-12-04
Improvements to the keys for high notes of saxophones and similar instruments
FR561544A
(en )
1923-10-23
Improvements to pianos and other similar musical instruments, allowing the application of a transposing keyboard to these instruments
ES854Y
(en )
1932-09-01
String musical instrument, viola and tenor.
FR673689A
(en )
1930-01-17
Keyboard musical instrument
FR717085A
(en )
1931-12-31
Improvement in musical instruments and in particular banjos
Hill
1929
THOMAS HENRY WEIST-HILL
FR691462A
(en )
1930-10-22
Method of securing strings of harpsichords and similar musical instruments
CA312603A
(en )
1931-06-23
Stringed musical instrument
FR688202A
(en )
1930-08-20
Automatic playing string musical instrument
GB210370A
(en )
1924-01-31
An improved sound post for violins and like stringed musical instruments
FR41842E
(en )
1933-04-21
Improvements in musical instruments and in particular banjos
FR662866A
(en )
1929-08-13
Improvements to saxophones, clarinets and similar instruments
FR561916A
(en )
1923-10-30
Octave key with single spatula and automatic double effect, applicable to all models of saxophones and oboes
FR36004E
(en )
1930-04-01
Improvement in keys for high notes of saxophones and similar instruments
ES123972A1
(en )
1931-10-16
A MUSIC DEVICE OR INSTRUMENT TO PRODUCE SOUNDS OF ANY CHIME
FR665941A
(en )
1929-09-25
Stringed musical instrument
FR595194A
(en )
1925-09-28
Keyboard musical instrument whose timbres recall those of the violin, viola, cello
FR826610A
(en )
1938-04-06
Refinements to plectrum, plucked strings, and bow musical instruments
FR691672A
(en )
1930-10-24
Improvement in pianos and similar musical instruments
FR719011A
(en )
1932-02-01
Improvements to mouthpieces of saxophones, clarinets and other wind musical instruments, and mouthpieces incorporating the said improvements
FR594206A
(en )
1925-09-08
Improvement on mandolins and other similar plucked string instruments