Patent FR533132A successfully refreshed from Google Patents.
FR533132A
Expired / Lapsed
FR
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Machine for automatically stamping peripheral grooves in discs
Assignee: Armin Renyi
•
Filing: 1921-03-31
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Granted: 1922-02-22
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Expires: 1941-03-31
Abstract
No abstract record available.
Inventors
- 👤 Armin Renyi
- 👤 Sigmund Renyi
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 22:29
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/22
Claims Analysis
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References Cited (Backward Citations)
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