Patent FR969077A successfully refreshed from Google Patents.
FR969077A
Expired / Lapsed
FR
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Valve closing device
Assignee: William Johansen
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Filing: 1948-07-09
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Granted: 1950-12-13
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Expires: 1968-07-09
Abstract
No abstract record available.
Inventors
- 👤 William Johansen
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 14:56
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/12; F16K1/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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