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经营范围
发明名称
ULTRASONIC TRANSDUCER
摘要
申请公布号
JPH0646496(A)
申请公布日期
1994.02.18
申请号
JP19920218335
申请日期
1992.07.24
申请人
TODA KOJI
发明人
TODA KOJI
分类号
H03H9/13;A61B8/14;H03H9/145;H04R17/00;(IPC1-7):H04R17/00
主分类号
H03H9/13
代理机构
代理人
主权项
地址
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