FR1213643A
Expired / Lapsed
FR
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Improvements to butterfly valves
Assignee: Dewrance and Co Ltd
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Filing: 1958-11-28
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Granted: 1960-04-01
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Expires: 1978-11-28
Abstract
No abstract record available.
Inventors
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Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 19:26
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/16; F16K1/18; F16K1/22; F16K1/226; F16K1/228
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