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经营范围
发明名称
Improvements relating to railway point and signal lever mechanism and the like
摘要
申请公布号
GB515023(A)
申请公布日期
1939.11.23
申请号
GB19380015192
申请日期
1938.05.21
申请人
WESTINGHOUSE BRAKE & SIGNAL COMPANY LIMITED;ARTHUR GREENWOOD KERSHAW;NORMAN GREENWOOD KERSHAW
发明人
分类号
B61L19/14
主分类号
B61L19/14
代理机构
代理人
主权项
地址
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