FR729242A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
part of a technical device, for example valve seat or valve guide of an internal combustion engine, part which is not subjected to strong thermal stresses on all sides
Assignee: Siemens and Halske AG
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Filing: 1932-01-05
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Granted: 1932-07-20
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Expires: 1952-01-05
Abstract
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Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 14:28
CPC Classifications
F; F01; F01L; F01L3/00; F01L3/22
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