FR556093A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
New hammer set mechanism for piano
Assignee: Leon Schuh
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Filing: 1922-09-15
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Granted: 1923-07-11
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Expires: 1942-09-15
Abstract
No abstract record available.
Inventors
- 👤 Leon Schuh
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 04:03
CPC Classifications
A; A63; A63H; A63H5/00
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