FR833601A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Gas filter
Assignee: VERBOOM ET DUROUCHARD ETS
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Filing: 1937-06-24
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Granted: 1938-10-26
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Expires: 1957-06-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 21:42
CPC Classifications
A; A62; A62B; A62B13/00
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