CH18621A
(en )
1900-02-15
Sheet music for mechanical musical works
CH18452A
(en )
1899-12-31
Sheet music for mechanical musical works
CH21307A
(en )
1901-06-30
Sheet music for mechanical musical works
CH21118A
(en )
1901-05-31
Helical sheet music for mechanical musical works
CH19316A
(en )
1900-06-30
Mechanical musical mechanism
CH19384A
(en )
1900-06-30
Mechanical musical mechanism
CH18924A
(en )
1900-04-15
Mechanical musical mechanism
CH16293A
(en )
1898-10-31
Marking device for mechanical musical works with perforated sheet music
CH10746A
(en )
1896-02-15
Sheet music for mechanical musical works
CH20542A
(en )
1901-02-28
Music instrument
CH18451A
(en )
1899-12-31
Marking device for mechanical musical works with steel parts and perforated sheet music
CH39058A
(en )
1908-01-16
Sheet music for mechanical musical works
CH24008A
(en )
1902-10-31
Sound mutes for pianos
CH12966A
(en )
1897-04-15
Mutes for mechanical musical works
CH20541A
(en )
1901-02-15
Music box
CH17511A
(en )
1899-06-30
Mechanical musical mechanism
CH17973A
(en )
1899-09-30
Mechanical string-tone musical mechanism
CH13890A
(en )
1897-09-15
Regulator for mechanical musical works
CH20031A
(en )
1900-11-15
Clamping device for the sheet music on mechanical musical works
CH15742A
(en )
1898-07-31
Mutes for pianos
CH13794A
(en )
1897-08-15
Marking device for mechanical musical works
CH15743A
(en )
1898-07-31
New pneumatics for organs
CH21792A
(en )
1901-09-30
Soundboard for sound bodies
CH8039A
(en )
1894-08-31
Roller for mechanical musical works
DK3722C
(en )
1901-02-18
Sheet music holder for mechanical musical instruments.