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发明名称
PIEZOELECTRIC VIBRATOR
摘要
申请公布号
JPH01171311(A)
申请公布日期
1989.07.06
申请号
JP19870331777
申请日期
1987.12.25
申请人
NIPPON DEMPA KOGYO CO LTD
发明人
KOBAYASHI HIROSHI;MIZUKI KOJI
分类号
H03H9/05;H03H9/13;H03H9/19
主分类号
H03H9/05
代理机构
代理人
主权项
地址
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