FR988034A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to so-called sandwich materials with honeycomb filling
Assignee: CARTON BOIS CONST
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Filing: 1949-04-07
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Granted: 1951-08-22
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Expires: 1969-04-07
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 11:38
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; E04C2/365
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