CA139721A - Keyboard instrument - Google Patents

Keyboard instrument

Info

Publication number
CA139721A
CA139721A CA000139721A CA139721DA CA139721A CA 139721 A CA139721 A CA 139721A CA 000139721 A CA000139721 A CA 000139721A CA 139721D A CA139721D A CA 139721DA CA 139721 A CA139721 A CA 139721A
Authority
CA
Canada
Prior art keywords
keyboard instrument
keyboard
instrument
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
CA000139721A
Other languages
French (fr)
Inventor
Frederick Clustsam
Ernst Jacob
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 CA139721A publication Critical patent/CA139721A/en
Expired legal-status Critical Current

Links

CA000139721A 1911-09-09 1911-09-09 Keyboard instrument Expired CA139721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA139721T 1911-09-09

Publications (1)

Publication Number Publication Date
CA139721A true CA139721A (en) 1912-04-16

Family

ID=45259437

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000139721A Expired CA139721A (en) 1911-09-09 1911-09-09 Keyboard instrument

Country Status (1)

Country Link
CA (1) CA139721A (en)

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