DE273655C - - Google Patents

Info

Publication number
DE273655C
DE273655C DENDAT273655D DE273655DA DE273655C DE 273655 C DE273655 C DE 273655C DE NDAT273655 D DENDAT273655 D DE NDAT273655D DE 273655D A DE273655D A DE 273655DA DE 273655 C DE273655 C DE 273655C
Authority
DE
Germany
Prior art keywords
keys
keyboard
key
protrusions
sub
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
DENDAT273655D
Other languages
German (de)
English (en)
Publication of DE273655C publication Critical patent/DE273655C/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)
  • Electrophonic Musical Instruments (AREA)
DENDAT273655D Active DE273655C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE273655C true DE273655C (enrdf_load_stackoverflow)

Family

ID=530086

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT273655D Active DE273655C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE273655C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2855507A (en) * 1953-07-07 1958-10-07 Blaupunkt Werke Gmbh Radio tuning keyboard with interlocking station and band keys with independently depressable band keys

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2855507A (en) * 1953-07-07 1958-10-07 Blaupunkt Werke Gmbh Radio tuning keyboard with interlocking station and band keys with independently depressable band keys

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