FR1060652A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to gas filters
Assignee: PARISIENNE D EQUIPEMENT SOC
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Filing: 1952-07-29
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Granted: 1954-04-05
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Expires: 1972-07-29
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
2026-10-27 07:17
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/02; F02M35/022
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