AT52240B
(en )
1912-02-26
Automatic device for recording pieces of music played on fact instruments.
FR426941A
(en )
1911-07-21
Apparatus for mechanically operating keyboard instruments, for example automatic pianos
FR413488A
(en )
1910-08-10
Piano for playing the keyboard and mechanically
DK14980C
(en )
1911-08-14
Voice recorder for musical instruments.
GB191115571A
(en )
1911-10-12
Improvements in Keyboards for Musical Instruments.
GB191205325A
(en )
1912-09-19
Improvements in Bowed Stringed Musical Instruments.
DK14415C
(en )
1911-04-03
Procedure and Apparatus for Recording Musical Piano Performances.
DK14383C
(en )
1911-03-20
Keyboard for Pianos, Organs and similar Musical Instruments.
FR444300A
(en )
1912-10-14
Device for recording pieces of music played on keyed instruments
GB191111003A
(en )
1912-05-06
An Improved Violin Piano.
CH60332A
(en )
1913-07-01
Device on keyboard instruments for the graphic representation of tones struck on the latter (pieces of music)
CH68349A
(en )
1915-03-01
Device for mechanical playing of string instruments
FR481774A
(en )
1917-01-16
Device for playing the piano and other musical instruments
GB191028163A
(en )
1911-09-21
Bowing-device for Sounding Stringed Musical Instruments.
FR418472A
(en )
1910-12-10
Piano violin
FR427661A
(en )
1911-08-10
Mute for violins, cellos and other stringed instruments
FR519316A
(en )
1921-06-08
Device for playing keyboard musical instruments
DK15762C
(en )
1912-03-18
Device for Keyboard Musical Instruments.
CH57190A
(en )
1912-12-16
Device for operating bicycle bells
FR401639A
(en )
1909-09-06
Device for recording and playing music
FR425307A
(en )
1911-06-08
Piano Improvements
FR15850E
(en )
1912-10-04
Piano Improvements
FR447620A
(en )
1913-01-10
Piano Improvements
FR443506A
(en )
1912-09-26
Piano Improvements
FR15851E
(en )
1912-10-10
Piano Improvements