发明名称 AT CUT CRYSTAL VIBRATOR
摘要 PURPOSE:To make the excitation efficiency and inside radiation of sub-vibrations and stabilize main vibrations by making all the flat and curved surfaces other than opposing main vibration surfaces in ground glass form.
申请公布号 JPS5375886(A) 申请公布日期 1978.07.05
申请号 JP19760152307 申请日期 1976.12.17
申请人 SEIKO INSTR & ELECTRONICS 发明人 HIGASHIYA MUNEO
分类号 H03H9/19 主分类号 H03H9/19
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