FR497629A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in buffers, valves, valves, plugs and other sealing devices
Assignee: EMILE GRELLIER
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Filing: 1919-03-28
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Granted: 1919-12-11
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Expires: 1939-03-28
Abstract
No abstract record available.
Inventors
- 👤 Emile Grellier
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 23:19
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/48; F16K1/482
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