FR513836A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvement in electrical capture devices for particles in suspension in a gaseous medium
Assignee: PURIFICATION IND DES GAZ SOC D
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Filing: 1919-07-25
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Granted: 1921-02-24
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Expires: 1939-07-25
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
2026-10-22 22:28
CPC Classifications
B; B03; B03C; B03C3/00; B03C3/02; B03C3/04; B03C3/10
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