FR877045A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in the production of high temperature resistant articles
Assignee: Vacuumschmelze GmbH and Co KG
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Filing: 1941-11-17
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Granted: 1942-11-25
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Expires: 1961-11-17
Abstract
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Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 02:02
CPC Classifications
C; C22; C22C; C22C38/00
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