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发明名称
QUARTZ PIEZOELECTRIC ELEMENT VIBRATING IN A COUPLED MODE
摘要
申请公布号
GB1572810(A)
申请公布日期
1980.08.06
申请号
GB19760053261
申请日期
1976.12.21
申请人
发明人
分类号
G04F5/06;H01L41/04;H03H9/02;H03H9/13;H03H9/19;(IPC1-7):H03H9/19
主分类号
G04F5/06
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