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经营范围
发明名称
Protective relay
摘要
申请公布号
US2246548(A)
申请公布日期
1941.06.24
申请号
US19380236396
申请日期
1938.10.22
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
SONNEMANN WILLIAM K.
分类号
H02H3/28
主分类号
H02H3/28
代理机构
代理人
主权项
地址
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