Patent DE578433C successfully refreshed from Google Patents.
DE578433C
Expired / Lapsed
DE
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Ball bearings in a vacuum
Assignee: Siemens Reiniger Werke AG
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Filing: 1932-06-23
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Granted: 1933-06-14
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Expires: 1952-06-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 19:07
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/58; F16C33/62; H; H01; H01J; H01J35/00; H01J35/02; H01J35/04; H01J35/08; H01J35/10; H01J35/101; H01J35/1017; H01J35/1024; F16C33/32; H01J2235/00; H01J2235/10; H01J2235/1046; H01J2235/1053
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References Cited (Backward Citations)
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