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经营范围
发明名称
Bridge for measurement of radiofrequency power
摘要
申请公布号
US2463436(A)
申请公布日期
1949.03.01
申请号
US19450580017
申请日期
1945.02.27
申请人
SORVAAG CLARENCE M
发明人
SORVAAG CLARENCE M.
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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