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发明名称
Electrical relay
摘要
申请公布号
US1959562(A)
申请公布日期
1934.05.22
申请号
US19330685845
申请日期
1933.08.19
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
ASHWORTH HARRY E.
分类号
H01H51/22
主分类号
H01H51/22
代理机构
代理人
主权项
地址
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