FR994490A
Expired / Lapsed
FR
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Improvements to so-called butterfly valves
Assignee: Charles-Emile Henrion
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Filing: 1949-07-05
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Granted: 1951-11-16
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Expires: 1969-07-05
Abstract
No abstract record available.
Inventors
- 👤 Charles-Emile Henrion
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 08:25
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/22; F16K1/226; F16K1/2261
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