CH57559A
(en )
1913-01-16
Device for the straight guidance of the note hole tape in pneumatic musical instruments
CH72496A
(en )
1916-06-02
Device for hand development for players of string and keyboard instruments
CH40063A
(en )
1908-05-16
Device for feeding the music tape for self-playing musical instruments
FR481774A
(en )
1917-01-16
Device for playing the piano and other musical instruments
FR482087A
(en )
1917-02-14
Pneumatic musical instrument
CH50383A
(en )
1911-05-16
Field measuring instrument useful for leveling
CH58236A
(en )
1913-03-01
Device for the reliable forward movement of paper strips in recording instruments
CH51652A
(en )
1911-09-16
Device for generating sound modulation in pipe instruments
CH68349A
(en )
1915-03-01
Device for mechanical playing of string instruments
CA150336A
(en )
1913-09-09
Sounding board for musical instruments
FR18795E
(en )
1914-07-04
Improvements in the construction of pneumatically controlled automatic musical instruments
FR448925A
(en )
1913-02-13
Improvements in the construction of pneumatically controlled automatic musical instruments
CA141785A
(en )
1912-07-16
Measuring and marking instrument
CA119577A
(en )
1909-07-27
Stringed musical instrument
CA119527A
(en )
1909-07-20
Stringed musical instrument
AT57634B
(en )
1913-02-10
Device for recording pieces of music played on keyboard instruments.
FR435876A
(en )
1912-03-12
Automatic musical instrument refinements
FR430610A
(en )
1911-10-20
Automatic musical instrument refinements
FR425656A
(en )
1911-06-16
Improvement in mutes for stringed musical instruments
FR432199A
(en )
1911-11-30
Improvements in guiding devices for mechanically actuated musical instruments and the like
FR439534A
(en )
1912-06-15
Stringed musical instrument
CH59188A
(en )
1913-04-16
Novel musical instrument
CA135801A
(en )
1911-09-26
Musical instrument
CA146481A
(en )
1913-03-11
Musical instrument
CA146480A
(en )
1913-03-11
Musical instrument