FR68091E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvement in assembly parts for mine frames
Assignee: FORGES ET ATELIERS de la NAVE
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Filing: 1955-11-28
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Granted: 1958-03-27
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Expires: 1975-11-28
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
2026-11-05 14:40
CPC Classifications
E; E21; E21D; E21D11/00; E21D11/14; E21D11/18; E21D11/22
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