DE533688C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for roughening the outer surface of welding electrodes to be provided with a coating by rolling
Assignee: FRANZ H STROMBERG FA
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Filing: 1929-09-08
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Granted: 1931-09-17
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Expires: 1949-09-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 14:43
CPC Classifications
B; B21; B21B; B21B1/00; B21B1/16; B21B1/163; B23; B23K; B23K35/00; B23K35/40; B23K35/404
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