FR793836A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Doors or windows for gas shelters
Assignee: ENTPR S ET DE MATERIEL IND D
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Filing: 1935-08-16
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Granted: 1936-02-01
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Expires: 1955-08-16
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
2026-10-26 22:48
CPC Classifications
E; E06; E06B; E06B5/00; E06B5/10; E06B5/12; E06B5/14
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