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发明名称
IMPROVEMENTS IN ELECTROMAGNETIC RELAYS
摘要
申请公布号
GB1271389(A)
申请公布日期
1972.04.19
申请号
GB19690038964
申请日期
1969.08.04
申请人
WESTINGHOUSE AIR BRAKE COMPANY
发明人
分类号
H01H51/06;H01H50/58
主分类号
H01H51/06
代理机构
代理人
主权项
地址
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