FR660466A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
hollow element for the construction of walls and floors
Assignee: Edmond-Charles Fridel
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Filing: 1928-09-15
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Granted: 1929-07-11
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Expires: 1948-09-15
Abstract
No abstract record available.
Inventors
- 👤 Edmond-Charles Fridel
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 18:26
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/02; E04B2/42; E04B2/44; E04B2/48; E04C; E04C3/00; E04C3/02; E04C3/20; E04C3/22
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References Cited (Backward Citations)
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