FR31977E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Filter box for breathing apparatus
Assignee: Maurice Fernez
•
Filing: 1926-01-05
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Granted: 1927-08-27
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Expires: 1946-01-05
Abstract
No abstract record available.
Inventors
- 👤 Maurice Fernez
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 09:44
CPC Classifications
A; A62; A62B; A62B23/00
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