FR866797A
Expired / Lapsed
FR
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Improvements to intercommunication bellows
Assignee: CIE GENERALE DE CONSTRUCTION
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Filing: 1940-05-09
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Granted: 1941-09-03
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Expires: 1960-05-09
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
2026-10-30 16:25
CPC Classifications
B; B61; B61D; B61D17/00; B61D17/04; B61D17/20; B61D17/22
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