FR2139471A5
Expired / Lapsed
FR
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FR2139471A5 - - Google Patents
Assignee: British Railways Board
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Filing: 1972-05-12
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Granted: 1973-01-05
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Expires: 1992-05-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 15:49
CPC Classifications
B; B61; B61L; B61L15/00; B61L15/0092
Claims Analysis
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References Cited (Backward Citations)
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