FR49018E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to filter cartridges for gas cleaning
Assignee: James-Francois-Emile Basset
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Filing: 1937-05-28
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Granted: 1938-10-14
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Expires: 1957-05-28
Abstract
No abstract record available.
Inventors
- 👤 James-Francois-Emile Basset
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 05:15
CPC Classifications
A; A62; A62B; A62B23/00
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References Cited (Backward Citations)
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