DE463272C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for constant, automatic monitoring of the railroad track under the moving trains
Assignee: HANS DREYER DR ING
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Filing: 1924-11-18
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Granted: 1928-07-26
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Expires: 1944-11-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 21:35
CPC Classifications
B; B61; B61K; B61K9/00; B61K9/08
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