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FR418493A
Expired / Lapsed
FR
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Improvements in the work of hollow parts on mandrel
Assignee: METALLURG DE MONTBARD AULNOYE
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Filing: 1909-09-29
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Granted: 1910-12-10
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Expires: 1929-09-29
Abstract
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Inventors
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Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 09:12
CPC Classifications
B; B21; B21C; B21C45/00
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