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DE401476C Expired / Lapsed DE ⏱️ 0.0 years remaining

Process for the production of whole-piece, metallic hollow bodies with ribs

Assignee: Individual
•
Filing: 1921-11-12
•
Granted: 1924-09-08
•
Expires: 1941-11-12
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-10-23 11:30
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/14

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