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经营范围
发明名称
ACOUSTIC FIELD TRANSDUCERS.
摘要
申请公布号
EP0426761(B1)
申请公布日期
1994.01.05
申请号
EP19890909837
申请日期
1989.07.17
申请人
SENSOR NEDERLAND B.V.
发明人
ARNOTT, MICHAEL GEORGE
分类号
G01V1/16;B06B1/06;G01H3/00;H04R17/00;(IPC1-7):G01H11/08
主分类号
G01V1/16
代理机构
代理人
主权项
地址
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