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发明名称
Improvements relating to electrical relays
摘要
申请公布号
GB536355(A)
申请公布日期
1941.05.12
申请号
GB19400004526
申请日期
1940.03.11
申请人
WESTINGHOUSE BRAKE & SIGNAL COMPANY LIMITED
发明人
分类号
B61L23/12;H01H50/04
主分类号
B61L23/12
代理机构
代理人
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