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经营范围
发明名称
TUNABLE BANDPASS FILTER.
摘要
申请公布号
GB2247125(A)
申请公布日期
1992.02.19
申请号
GB19900018019
申请日期
1990.08.16
申请人
* TECHNOPHONE LIMITED
发明人
PETER * SROKA
分类号
H01P1/205;H01P1/202;H01P7/04;H03H7/12
主分类号
H01P1/205
代理机构
代理人
主权项
地址
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