Patent DE457626C successfully refreshed from Google Patents.
DE457626C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for inserting the caliber mandrel into pipes to be drawn
Assignee: Berg Heckmann Selve AG
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Filing: 1925-07-26
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Granted: 1928-03-21
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Expires: 1945-07-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 16:44
CPC Classifications
B; B21; B21C; B21C1/00; B21C1/16; B21C1/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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