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发明名称
TUNING CIRCUIT HAVING COMMON TUNING ELEMENT FOR THREE FREQUENCY RANGES AND SELF-OSCILLATING MIXER USING SAME
摘要
申请公布号
US3624514(A)
申请公布日期
1971.11.30
申请号
USD3624514
申请日期
1970.01.09
申请人
U.S. PHILIPS CORP.
发明人
WALTER PUTZER
分类号
H03B5/12;H03D9/06;H03H5/02;H03J5/24;(IPC1-7):H04B1/28;H03J3/18
主分类号
H03B5/12
代理机构
代理人
主权项
地址
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