发明名称 PIEZOELECTRIC RESONATOR
摘要 A piezoelectric resonator comprises a crystal blade working by flexion and having at least two nodal points, suspension means supporting the blade at one nodal point, and means for limiting movement of the blade located adjacent to at least one further nodal point.
申请公布号 US3678309(A) 申请公布日期 1972.07.18
申请号 USD3678309 申请日期 1971.01.11
申请人 CENTRE ELECTRONIQUE HORLOGER SA. 发明人 HUBERT CHOFFAT
分类号 G04F5/06;H03H9/09;(IPC1-7):H01V7/00 主分类号 G04F5/06
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