FR880018A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Air filter improvements
Assignee: Georges Staub
•
Filing: 1942-03-06
•
Granted: 1943-03-11
•
Expires: 1962-03-06
Abstract
No abstract record available.
Inventors
- 👤 Georges Staub
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 14:45
CPC Classifications
F; F02; F02M; F02M35/00; F02M35/02; F02M35/026
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References Cited (Backward Citations)
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