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经营范围
发明名称
ULTRASONIC DEVICE
摘要
申请公布号
EP0341505(A3)
申请公布日期
1990.08.22
申请号
EP19890107664
申请日期
1989.04.27
申请人
MARTIN WALTER ULTRASCHALLTECHNIK GMBH
发明人
WALTER, MARTIN;WEBER, DIETER
分类号
B06B1/06;B08B3/12;G10K11/00;(IPC1-7):B06B3/00
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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