DE614089C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Method of manufacturing hollow bolts, in particular hollow locomotive studs
Assignee: WALTER CAMBAIS
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Filing: 1931-11-28
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Granted: 1935-06-01
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Expires: 1951-11-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 13:43
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/56; B21K1/44
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