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摘要
申请公布号
US2849579(A)
申请公布日期
1958.08.26
申请号
US19560601259
申请日期
1956.07.31
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
FRINK RUSSELL E.
分类号
H01H1/24;H01H1/54
主分类号
H01H1/24
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