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经营范围
发明名称
Electrical measuring device
摘要
申请公布号
US2656510(A)
申请公布日期
1953.10.20
申请号
US19470775274
申请日期
1947.09.20
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
PETZINGER AMBROSE J.
分类号
G01R22/04
主分类号
G01R22/04
代理机构
代理人
主权项
地址
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