发明名称 |
TUNINGGFORK TYPE PIEZOELECTRIC OSCILLATOR |
摘要 |
PURPOSE:To obtain a low-cost and high-performance tuning-fork type piezoelectric oscillator by improving the electrode formation method, thus achieving an ultracompact and high-accuracy quartz crystal oscillator watch. |
申请公布号 |
JPS5320889(A) |
申请公布日期 |
1978.02.25 |
申请号 |
JP19760095648 |
申请日期 |
1976.08.11 |
申请人 |
SEIKO INSTR & ELECTRONICS |
发明人 |
KAWASHIMA HIROFUMI;EBIHARA YASUKI |
分类号 |
H03H3/02;H03H9/215 |
主分类号 |
H03H3/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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