DE540825C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the formation of the socket end or the spigot end of pipes used for the production of safety welding socket connections
Assignee: Vereinigte Stahlwerke AG
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Filing: 1929-05-09
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Granted: 1932-01-07
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Expires: 1949-05-09
Abstract
No abstract record available.
Inventors
- 👤 Julius Grossweischede
- 👤 Georg Reichenbecher
- 👤 Ruhr-Styrum
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 04:12
CPC Classifications
B; B21; B21D; B21D19/00; B21D19/08
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References Cited (Backward Citations)
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