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发明名称
ULTRASCHALL-SENSOR
摘要
申请公布号
DE3320935(A1)
申请公布日期
1984.12.13
申请号
DE19833320935
申请日期
1983.06.09
申请人
SIEMENS AG
发明人
LERCH,REINHARD,DR.;GRAEBNER,GUENTHER
分类号
H04R1/34;G01S7/521;G10K11/28;G10K11/32;(IPC1-7):G01S7/52
主分类号
H04R1/34
代理机构
代理人
主权项
地址
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