FR811246A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Strong concrete door
Assignee: Lucien Boullet
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Filing: 1936-09-24
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Granted: 1937-04-09
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Expires: 1956-09-24
Abstract
No abstract record available.
Inventors
- 👤 Lucien Boullet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 03:56
CPC Classifications
E; E05; E05C; E05C9/00; E05C9/06; E05C9/10; E05C9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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