Patent US1920500A successfully refreshed from Google Patents.
Patent FR372157A successfully refreshed from Google Patents.
FR372157A
Expired / Lapsed
FR
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Valves or flaps with seal covers
Assignee: Individual
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Filing: 1906-12-06
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Granted: 1907-03-27
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Expires: 1926-12-06
Abstract
No abstract record available.
Inventors
- 👤 Henry Jandin
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 10:12
CPC Classifications
F; F16; F16K; F16K15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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