FR25380E
Expired / Lapsed
FR
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Assignee: Henri Cottens
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Filing: 1921-04-15
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Granted: 1923-03-06
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Expires: 1941-04-15
Abstract
No abstract record available.
Inventors
- 👤 Henri Cottens
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 09:19
CPC Classifications
E; E06; E06C; E06C1/00; E06C1/02; E06C1/38; E06C1/397
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References Cited (Backward Citations)
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