Patent FR571872A successfully refreshed from Google Patents.
FR571872A
Expired / Lapsed
FR
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Block for construction
Assignee: Louis Le Ray
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Filing: 1923-10-12
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Granted: 1924-05-26
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Expires: 1943-10-12
Abstract
No abstract record available.
Inventors
- 👤 Louis Le Ray
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 03:58
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/02; E04B2/42; E04B2002/0295
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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