DE250117C - - Google Patents

Info

Publication number
DE250117C
DE250117C DENDAT250117D DE250117DA DE250117C DE 250117 C DE250117 C DE 250117C DE NDAT250117 D DENDAT250117 D DE NDAT250117D DE 250117D A DE250117D A DE 250117DA DE 250117 C DE250117 C DE 250117C
Authority
DE
Germany
Prior art keywords
perforation
main
additional
valve
sliding block
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
DENDAT250117D
Other languages
German (de)
English (en)
Publication of DE250117C publication Critical patent/DE250117C/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)
DENDAT250117D Active DE250117C (cg-RX-API-DMAC10.html)

Publications (1)

Publication Number Publication Date
DE250117C true DE250117C (cg-RX-API-DMAC10.html)

Family

ID=508677

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT250117D Active DE250117C (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
DE (1) DE250117C (cg-RX-API-DMAC10.html)

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