Patent DE418274C successfully refreshed from Google Patents.
DE418274C
Expired / Lapsed
DE
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Electromagnetic device for increasing the pulling force of caterpillar tractors running on railroad tracks
Assignee: ENTPR S SOC GEN
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Filing: 1924-11-06
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Granted: 1925-08-31
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Expires: 1944-11-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 11:21
CPC Classifications
B; B60; B60L; B60L3/00; B60L3/10; B60L2200/00; B60L2200/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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