FR540641A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to ball bearings and thrust bearings or spherical type roller bearings
Assignee: Compagnie dApplications Mecaniques
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Filing: 1921-09-05
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Granted: 1922-07-13
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Expires: 1941-09-05
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 03:51
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/66; F16C33/6603
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