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DE618159C
Expired / Lapsed
DE
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Process for rounding and straightening pipes
Assignee: DEUTSCHE ROEHRENWERKE AG
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Filing: 1934-06-15
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Granted: 1935-09-05
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Expires: 1954-06-15
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Albrecht
- 👤 Wilhelm Erven
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 21:12
CPC Classifications
B; B21; B21D; B21D3/00; B21D3/02; B21D3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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