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FR1038918A
Expired / Lapsed
FR
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Vacuum fan unit for smoke or ventilation ducts
Assignee: ANCIENS A CHANA Ets
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Filing: 1951-06-21
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Granted: 1953-10-02
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Expires: 1971-06-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 11:21
CPC Classifications
F; F23; F23L; F23L17/00; F23L17/02; F23L17/10
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