Patent FR823441A successfully refreshed from Google Patents.
FR823441A
Expired / Lapsed
FR
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Device for reducing noise in fans and rotary fluid compressors
Assignee: Rateau SA
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Filing: 1936-10-02
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Granted: 1938-01-20
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Expires: 1956-10-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 16:58
CPC Classifications
F; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/141; F01D5/142; F01D5/143; F04; F04D; F04D19/00; F04D19/02; F04D19/028
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