发明名称 |
PIEZOOOSCILLATOR OF THIN PLATE |
摘要 |
PURPOSE:To simplify the manufacturing steps and to reduce the manufacturing costs by treating the additional weight of a metallic film for adjusting the frequency by laser beam concurrently with the formation of electrode film. |
申请公布号 |
JPS5294094(A) |
申请公布日期 |
1977.08.08 |
申请号 |
JP19760010490 |
申请日期 |
1976.02.03 |
申请人 |
CITIZEN WATCH CO LTD |
发明人 |
KIZAKI SHIGERU |
分类号 |
H03H9/21;H03H3/02;H03H3/04 |
主分类号 |
H03H9/21 |
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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