FR1111362A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Installation for the production of an air curtain constituting a quasi-closing of a bay of a building
Assignee: Sifrag Spezialappbau & Ingenie
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Filing: 1954-10-29
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Granted: 1956-02-27
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Expires: 1974-10-29
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
2026-10-25 14:37
CPC Classifications
F; F24; F24F; F24F9/00
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