FR692575A - Perfectionnements aux pianos à commande pneumatique - Google Patents

Perfectionnements aux pianos à commande pneumatique

Info

Publication number
FR692575A
FR692575A FR692575DA FR692575A FR 692575 A FR692575 A FR 692575A FR 692575D A FR692575D A FR 692575DA FR 692575 A FR692575 A FR 692575A
Authority
FR
France
Prior art keywords
pneumatically operated
pianos
operated pianos
pneumatically
operated
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
Other languages
English (en)
Inventor
Robert Henry Collen
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.)
John Broadwood & Sons Ltd
Original Assignee
John Broadwood & Sons Ltd
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 John Broadwood & Sons Ltd filed Critical John Broadwood & Sons Ltd
Application granted granted Critical
Publication of FR692575A publication Critical patent/FR692575A/fr
Expired 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)
FR692575D 1929-07-25 1930-03-22 Perfectionnements aux pianos à commande pneumatique Expired FR692575A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB692575X 1929-07-25

Publications (1)

Publication Number Publication Date
FR692575A true FR692575A (fr) 1930-11-07

Family

ID=10493221

Family Applications (1)

Application Number Title Priority Date Filing Date
FR692575D Expired FR692575A (fr) 1929-07-25 1930-03-22 Perfectionnements aux pianos à commande pneumatique

Country Status (1)

Country Link
FR (1) FR692575A (fr)

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