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FR875690A
Expired / Lapsed
FR
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Closure for tools intended for hot shaping and autogenous welding under pressure of metal parts, in particular of light metal, by the thermo-hydraulic way in a pressure chamber
Assignee: Hans Henry Herrmann
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Filing: 1941-10-01
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Granted: 1942-09-30
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Expires: 1961-10-01
Abstract
No abstract record available.
Inventors
- 👤 Hans Henry Herrmann
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 15:46
CPC Classifications
B; B23; B23K; B23K31/00; B23K31/02
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