DE657044C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Iron tunnel expansion
Assignee: Krupp Stahl AG
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Filing: 1936-06-14
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Granted: 1938-02-23
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Expires: 1956-06-14
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Ing Georg Peter
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-10 01:59
CPC Classifications
E; E21; E21D; E21D11/00; E21D11/14; E21D11/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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