发明名称 TUNING FORK TYPE PIEZOELECTRIC VIBRATOR
摘要 PURPOSE:The vibrator is made inexpensive, higher in performance and extremely smaller in size by forming electrodes on the front and rear surfaces of the vibrator through photoetching and dividing electrodes through masking at the time of forming the electrodes on other surfaces.
申请公布号 JPS5312295(A) 申请公布日期 1978.02.03
申请号 JP19760086948 申请日期 1976.07.21
申请人 SEIKO INSTR & ELECTRONICS 发明人 KAWASHIMA HIROFUMI;EBIHARA YASUKI
分类号 H03H3/02 主分类号 H03H3/02
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