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发明名称
Improvements relating to train deceleration control devices
摘要
申请公布号
GB474397(A)
申请公布日期
1937.11.01
申请号
GB19360012389
申请日期
1936.05.01
申请人
WILLIAM SEBASTIAN GRAFF-BAKER;HAROLD ALFRED STAFFORD;LONDON PASSENGER TRANSPORT BOARD
发明人
分类号
G01P15/135
主分类号
G01P15/135
代理机构
代理人
主权项
地址
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