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FR994803A
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isothermal and soundproof masonry element
Assignee: Pierre-Paul Certes
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Filing: 1945-01-30
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Granted: 1951-11-22
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Expires: 1965-01-30
Abstract
No abstract record available.
Inventors
- 👤 Pierre-Paul Certes
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 21:24
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/26; E04C2/284
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