FR741980A
Expired / Lapsed
FR
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FR741980A - - Google Patents
Assignee: —
•
Filing: —
•
Granted: 1933-02-23
•
Expires: 1950-02-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 09:08
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/58; E04B1/5825; E04B1/5831; E04B1/343; E04B1/34315; E04B1/34326; E04B2001/5868; E04B2001/5875
Claims Analysis
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References Cited (Backward Citations)
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