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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
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-23 14:10
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; E04C2/365

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