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British Railways Board
British Ra
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US4247768A
Vehicle velocity related measuring systems
Expired / Lapsed
1978-11-30
1981-01-27
17
Details
US3888437A
Vehicle control systems
Expired / Lapsed
1973-06-11
1975-06-10
9
Details