发明名称 PIEZOELECTRIC VIBRATOR
摘要 PURPOSE:To obtain a piezoelectric vibrator of a curved vibration mode whose characteristics are least likely to be affected by the change in pressure by making the sectional shape of the crystal piezoelectric vibrator a nearly streamline shape.
申请公布号 JPS5343489(A) 申请公布日期 1978.04.19
申请号 JP19760118238 申请日期 1976.10.01
申请人 SEIKO INSTR & ELECTRONICS 发明人 HOSHI HIDEO
分类号 H03H9/17 主分类号 H03H9/17
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