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FR41533E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Filter box for collective protection against gases
Assignee: Hippolyte Coinon
•
Filing: 1932-03-08
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Granted: 1933-01-28
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Expires: 1952-03-08
Abstract
No abstract record available.
Inventors
- 👤 Hippolyte Coinon
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 19:39
CPC Classifications
A; A62; A62B; A62B23/00
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Total Claims: 0
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