CA140523A - Mecanisme de piano - Google Patents

Mecanisme de piano

Info

Publication number
CA140523A
CA140523A CA000140523A CA140523DA CA140523A CA 140523 A CA140523 A CA 140523A CA 000140523 A CA000140523 A CA 000140523A CA 140523D A CA140523D A CA 140523DA CA 140523 A CA140523 A CA 140523A
Authority
CA
Canada
Prior art keywords
piano mechanism
piano
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
CA000140523A
Other languages
English (en)
Inventor
William Arthur Watson
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.)
NATIONAL PIANO Co
Original Assignee
NATIONAL PIANO Co
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 NATIONAL PIANO Co filed Critical NATIONAL PIANO Co
Application granted granted Critical
Publication of CA140523A publication Critical patent/CA140523A/fr
Expired legal-status Critical Current

Links

CA000140523A 1911-11-10 1911-11-10 Mecanisme de piano Expired CA140523A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA140523T 1911-11-10

Publications (1)

Publication Number Publication Date
CA140523A true CA140523A (fr) 1912-05-21

Family

ID=45260239

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000140523A Expired CA140523A (fr) 1911-11-10 1911-11-10 Mecanisme de piano

Country Status (1)

Country Link
CA (1) CA140523A (fr)

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