FR455181A - Improvements to mechanical pianos - Google Patents

Improvements to mechanical pianos

Info

Publication number
FR455181A
FR455181A FR455181DA FR455181A FR 455181 A FR455181 A FR 455181A FR 455181D A FR455181D A FR 455181DA FR 455181 A FR455181 A FR 455181A
Authority
FR
France
Prior art keywords
pianos
mechanical
mechanical pianos
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
French (fr)
Inventor
Urbain Dryvers
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 FR455181A publication Critical patent/FR455181A/en
Expired legal-status Critical Current

Links

FR455181D 1912-05-15 1912-05-15 Improvements to mechanical pianos Expired FR455181A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR455181T 1912-05-15

Publications (1)

Publication Number Publication Date
FR455181A true FR455181A (en) 1913-07-24

Family

ID=43351050

Family Applications (1)

Application Number Title Priority Date Filing Date
FR455181D Expired FR455181A (en) 1912-05-15 1912-05-15 Improvements to mechanical pianos

Country Status (1)

Country Link
FR (1) FR455181A (en)

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