Patent FR832804A successfully refreshed from Google Patents.
FR832804A
Expired / Lapsed
FR
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Large lightweight monoliths
Assignee: Trevisan Louis
•
Filing: 1938-01-31
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Granted: 1938-10-04
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Expires: 1958-01-31
Abstract
No abstract record available.
Inventors
- 👤 Trevisan Louis
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 07:41
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/44
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Total Claims: 0
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References Cited (Backward Citations)
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