DE230801C - - Google Patents

Info

Publication number
DE230801C
DE230801C DENDAT230801D DE230801DA DE230801C DE 230801 C DE230801 C DE 230801C DE NDAT230801 D DENDAT230801 D DE NDAT230801D DE 230801D A DE230801D A DE 230801DA DE 230801 C DE230801 C DE 230801C
Authority
DE
Germany
Prior art keywords
flap
chamber
tones
same time
free air
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
DENDAT230801D
Other languages
German (de)
English (en)
Publication of DE230801C publication Critical patent/DE230801C/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)
  • Stringed Musical Instruments (AREA)
  • Air-Flow Control Members (AREA)
DENDAT230801D Active DE230801C (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
DE230801C true DE230801C (cg-RX-API-DMAC7.html)

Family

ID=490983

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT230801D Active DE230801C (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
DE (1) DE230801C (cg-RX-API-DMAC7.html)

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