FR545682A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Piston ring forming automatic valve
Assignee: Raoul Vendome
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Filing: 1922-01-06
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Granted: 1922-10-18
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Expires: 1942-01-06
Abstract
No abstract record available.
Inventors
- 👤 Raoul Vendome
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 14:39
CPC Classifications
F; F16; F16J; F16J1/00; F16J1/09; F04; F04B; F04B53/00; F04B53/10; F04B53/12; F04B53/121
Claims Analysis
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References Cited (Backward Citations)
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