FR850044A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Ballast stripping machine under railway sleepers
Assignee: ENTPR DROUARD FRERES
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Filing: 1939-02-08
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Granted: 1939-12-06
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Expires: 1959-02-08
Abstract
No abstract record available.
Inventors
- 👤 Jacques Drouard
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 18:38
CPC Classifications
E; E01; E01B; E01B27/00; E01B27/04
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References Cited (Backward Citations)
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