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发明名称
FREQUENCY ADJUSTMENT DEVICE AND METHOD FOR PIEZOELECTRIC ELEMENT
摘要
申请公布号
JPH04196708(A)
申请公布日期
1992.07.16
申请号
JP19900322373
申请日期
1990.11.28
申请人
KINSEKI LTD
发明人
HANJI MOTOYASU
分类号
H03H3/04
主分类号
H03H3/04
代理机构
代理人
主权项
地址
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