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发明名称
Variable condenser for modulation
摘要
申请公布号
US2092762(A)
申请公布日期
1937.09.14
申请号
US19350011772
申请日期
1935.03.19
申请人
RADIO CORPORATION
发明人
KROGER FRED H.
分类号
H03C3/28
主分类号
H03C3/28
代理机构
代理人
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