FR331216A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Shutter valve or expandable flap, double or single acting
Assignee: ADOLPHE FRANCOIS TIROT
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Filing: 1903-04-15
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Granted: 1903-09-02
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Expires: 1923-04-15
Abstract
No abstract record available.
Inventors
- 👤 Adolphe-Francois Tirot
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 16:07
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/28
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