FR652159A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Gate valves for pipelines through which bitumen and similar substances pass
Assignee: Oliver Montag Proudlock-Dunbar
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Filing: 1927-10-18
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Granted: 1929-03-05
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Expires: 1947-10-18
Abstract
No abstract record available.
Inventors
- 👤 Oliver Montag Proudlock-Dunbar
- 👤 Stewart Proudlock
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 18:25
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/04; F16K27/044
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