Patent FR721920A successfully refreshed from Google Patents.
FR721920A
Expired / Lapsed
FR
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Cross bricks for the construction of brick and reinforced concrete floors
Assignee: Jean Desvimer
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Filing: 1931-08-25
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Granted: 1932-03-09
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Expires: 1951-08-25
Abstract
No abstract record available.
Inventors
- 👤 Jean Desvimer
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 15:46
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/16; E04B5/17; E04B5/23; E04B5/28
Claims Analysis
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References Cited (Backward Citations)
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