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发明名称
PIEZOELECTRIC ELEMENT
摘要
申请公布号
JPH01109781(A)
申请公布日期
1989.04.26
申请号
JP19870267452
申请日期
1987.10.22
申请人
KOGANEI SEISAKUSHO:KK
发明人
KANNO YUKIO
分类号
H03H9/02;H01L41/08;H01L41/09;H03H9/17;H04R17/00
主分类号
H03H9/02
代理机构
代理人
主权项
地址
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