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发明名称
Dual electric instrument
摘要
申请公布号
US2455167(A)
申请公布日期
1948.11.30
申请号
US19440563618
申请日期
1944.11.15
申请人
WESTON ELECTRICAL INSTRUMENT CORPORATION
发明人
GILBERT ROSWELL W.
分类号
G01R13/00
主分类号
G01R13/00
代理机构
代理人
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地址
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