FR507985A - Perfectionnements aux marteaux de piano - Google Patents

Perfectionnements aux marteaux de piano

Info

Publication number
FR507985A
FR507985A FR507985A FR507985DA FR507985A FR 507985 A FR507985 A FR 507985A FR 507985 A FR507985 A FR 507985A FR 507985D A FR507985D A FR 507985DA FR 507985 A FR507985 A FR 507985A
Authority
FR
France
Prior art keywords
refinements
piano hammer
piano
hammer
hammer refinements
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.)
Expired
Application number
FR507985A
Other languages
English (en)
Inventor
Charles Joseph Pfriemer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR507985A publication Critical patent/FR507985A/fr
Expired 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
    • G10C3/16—Actions
    • G10C3/18—Hammers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR507985A 1919-12-30 1919-12-30 Perfectionnements aux marteaux de piano Expired FR507985A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR507985T 1919-12-30

Publications (1)

Publication Number Publication Date
FR507985A true FR507985A (fr) 1920-09-28

Family

ID=8910089

Family Applications (1)

Application Number Title Priority Date Filing Date
FR507985A Expired FR507985A (fr) 1919-12-30 1919-12-30 Perfectionnements aux marteaux de piano

Country Status (1)

Country Link
FR (1) FR507985A (fr)

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