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经营范围
发明名称
Compensated radio-frequency power measuring bridge
摘要
申请公布号
US2463480(A)
申请公布日期
1949.03.01
申请号
US19450608300
申请日期
1945.08.01
申请人
FENN WILLARD H;GRIESHEIMER RUDOLPH N;KEUFFEL JACK W
发明人
FENN WILLARD H.;GRIESHEIMER RUDOLPH N.;KEUFFEL JACK W.
分类号
G01R21/00
主分类号
G01R21/00
代理机构
代理人
主权项
地址
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