发明名称 TUNING FORK TYPE PIEZOELECTRIC VIBRATOR
摘要 PURPOSE:To remove fluctuation of the vibration characteristic of the title vibrator, improve its resistance characteristic to vibration and chock and further, render easy the removal and installation work of electrodes, by rendering the width of its supporting T-shaped part larger than that of its vibrating part.
申请公布号 JPS5248989(A) 申请公布日期 1977.04.19
申请号 JP19750124282 申请日期 1975.10.17
申请人 CITIZEN WATCH CO LTD 发明人 NAGASHIMA SANGOU
分类号 H03H9/21 主分类号 H03H9/21
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