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发明名称
FREQUENCY-TUNING DEVICES
摘要
申请公布号
GB1506181(A)
申请公布日期
1978.04.05
申请号
GB19750011332
申请日期
1975.03.19
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
分类号
H03J5/02;H03J7/26;(IPC1-7):H04B1/32;H03J5/00
主分类号
H03J5/02
代理机构
代理人
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