DE121583C - - Google Patents

Info

Publication number
DE121583C
DE121583C DENDAT121583D DE121583DA DE121583C DE 121583 C DE121583 C DE 121583C DE NDAT121583 D DENDAT121583 D DE NDAT121583D DE 121583D A DE121583D A DE 121583DA DE 121583 C DE121583 C DE 121583C
Authority
DE
Germany
Prior art keywords
keyboard
normal
shows
auxiliary
children
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
DENDAT121583D
Other languages
German (de)
English (en)
Publication of DE121583C publication Critical patent/DE121583C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C3/00—Details or accessories
    • G10C3/12—Keyboards; Keys

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
  • Stringed Musical Instruments (AREA)
DENDAT121583D Active DE121583C (https=)

Publications (1)

Publication Number Publication Date
DE121583C true DE121583C (https=)

Family

ID=390565

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT121583D Active DE121583C (https=)

Country Status (1)

Country Link
DE (1) DE121583C (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3628158A1 (de) * 1985-10-19 1987-04-23 Egon Dr Conrad Zusatzgeraet fuer klaviere

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3628158A1 (de) * 1985-10-19 1987-04-23 Egon Dr Conrad Zusatzgeraet fuer klaviere

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