CH58813A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Device for automatically stopping railway trains in case of danger
Assignee: Marshall Field Frank
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Filing: 1911-04-24
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Granted: —
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Expires: 1931-04-24
Abstract
No abstract record available.
Inventors
- 👤 Marshall Field Frank
- 👤 Alexander Skene David
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-29 15:27
CPC Classifications
—
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References Cited (Backward Citations)
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