DE245419C - - Google Patents

Info

Publication number
DE245419C
DE245419C DENDAT245419D DE245419DA DE245419C DE 245419 C DE245419 C DE 245419C DE NDAT245419 D DENDAT245419 D DE NDAT245419D DE 245419D A DE245419D A DE 245419DA DE 245419 C DE245419 C DE 245419C
Authority
DE
Germany
Prior art keywords
membrane
valve
main
housing
bellows
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
DENDAT245419D
Other languages
German (de)
English (en)
Publication of DE245419C publication Critical patent/DE245419C/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)
  • Check Valves (AREA)
  • Reciprocating Pumps (AREA)
DENDAT245419D Active DE245419C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE245419C true DE245419C (enrdf_load_stackoverflow)

Family

ID=504377

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT245419D Active DE245419C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE245419C (enrdf_load_stackoverflow)

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