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经营范围
发明名称
ULTRASONIC MOTOR
摘要
申请公布号
EP0198183(A3)
申请公布日期
1988.07.20
申请号
EP19860102249
申请日期
1986.02.20
申请人
HITACHI MAXELL LTD.
发明人
KUMADA, AKIO
分类号
H01L41/09;H02N2/12;(IPC1-7):H02N2/00;H01L41/08;B06B1/06
主分类号
H01L41/09
代理机构
代理人
主权项
地址
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