DE616779C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for driving routes in underground pits
Assignee: IDA HAMEL GEB ORTLIEB
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Filing: 1931-07-25
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Granted: 1935-08-08
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Expires: 1951-07-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 20:20
CPC Classifications
E; E21; E21D; E21D9/00; E21D9/10; E21D9/1006; E21D9/1013
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