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发明名称
PIEZO ELECTRIC FILTER
摘要
PURPOSE:To enable the small size and high reliability for the piezoelectric vibrator, by supporting it with the support made of thick film and unifying the piezo electric filter on the base.
申请公布号
JPS52135648(A)
申请公布日期
1977.11.12
申请号
JP19760053429
申请日期
1976.05.10
申请人
NIPPON ELECTRIC CO
发明人
WATANABE TAKAYA
分类号
H03H9/54;H03H9/05
主分类号
H03H9/54
代理机构
代理人
主权项
地址
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