DE257947C - - Google Patents

Info

Publication number
DE257947C
DE257947C DENDAT257947D DE257947DA DE257947C DE 257947 C DE257947 C DE 257947C DE NDAT257947 D DENDAT257947 D DE NDAT257947D DE 257947D A DE257947D A DE 257947DA DE 257947 C DE257947 C DE 257947C
Authority
DE
Germany
Prior art keywords
bellows
switching device
music
held
disk
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DENDAT257947D
Other languages
German (de)
English (en)
Publication of DE257947C publication Critical patent/DE257947C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10F—AUTOMATIC MUSICAL INSTRUMENTS
    • G10F1/00—Automatic musical instruments
    • G10F1/02—Pianofortes with keyboard

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Toys (AREA)
DENDAT257947D Active DE257947C (cg-RX-API-DMAC10.html)

Publications (1)

Publication Number Publication Date
DE257947C true DE257947C (cg-RX-API-DMAC10.html)

Family

ID=515814

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT257947D Active DE257947C (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
DE (1) DE257947C (cg-RX-API-DMAC10.html)

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