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发明名称
ELECTROMECHANICAL RESONATOR AND FILTER
摘要
申请公布号
GB2004434(B)
申请公布日期
1982.03.31
申请号
GB19780036122
申请日期
1978.09.08
申请人
WESTERN ELECTRIC CO INC
发明人
分类号
H03H9/24;H03H9/46;H03H9/50;(IPC1-7):H03H9/26
主分类号
H03H9/24
代理机构
代理人
主权项
地址
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