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发明名称
Expanded scale voltmeter
摘要
申请公布号
US2788491(A)
申请公布日期
1957.04.09
申请号
US19520285951
申请日期
1952.05.03
申请人
GENERAL ELECTRIC COMPANY
发明人
MILLAR NORVAL P.
分类号
G01R15/00
主分类号
G01R15/00
代理机构
代理人
主权项
地址
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