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发明名称
ULTRASONIC SENSING APPARATUS
摘要
申请公布号
GB2057131(B)
申请公布日期
1984.04.26
申请号
GB19800017605
申请日期
1980.05.29
申请人
DIASONICS INC
发明人
分类号
H04R1/00;A61B8/00;A61B8/14;(IPC1-7):A61B10/00;G01N29/00
主分类号
H04R1/00
代理机构
代理人
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地址
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