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发明名称
IMPEDANCE MATCHING DEVICE
摘要
申请公布号
CA448709(A)
申请公布日期
1948.05.25
申请号
CAD448709
申请日期
申请人
FEDERAL TELEPHONE AND RADIO CORPORATION
发明人
EMILE LABIN;JAMES H. NYE
分类号
主分类号
代理机构
代理人
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