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发明名称
TAP CHANGER
摘要
申请公布号
US3467794(A)
申请公布日期
1969.09.16
申请号
USD3467794
申请日期
1968.03.25
申请人
WESTINGHOUSE ELECTRIC CORP.
发明人
DONALD J. RISTUCCIA
分类号
H01H9/00;(IPC1-7):H01H19/58;H01H21/78
主分类号
H01H9/00
代理机构
代理人
主权项
地址
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