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发明名称
Variable tuned circuits
摘要
申请公布号
US2116996(A)
申请公布日期
1938.05.10
申请号
US19350022037
申请日期
1935.05.17
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
CRAWFORD ARTHUR B.
分类号
H01P7/04;H03B5/18
主分类号
H01P7/04
代理机构
代理人
主权项
地址
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