FR876212A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Rotary vacuum pump with two or more stages
Assignee: SUISSE CONSTRUCTION LOCOMOTIVE
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Filing: 1940-09-16
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Granted: 1942-10-30
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Expires: 1960-09-16
Abstract
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Inventors
No inventors recorded.
Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 05:52
CPC Classifications
F; F04; F04C; F04C25/00
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