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发明名称
Method of operating an ultrasonic piezoelectric transducer and circuit arrangement for performing the method
摘要
申请公布号
EP0706835(B1)
申请公布日期
1999.01.20
申请号
EP19940115958
申请日期
1994.10.10
申请人
ENDRESS + HAUSER GMBH + CO.
发明人
GETMAN, IGOR;LOPATIN, SERGEY
分类号
H04R1/24;B06B1/02;B06B1/06;H03H9/13;H03H9/145;H03H9/54;H04R3/00;H04R17/00;(IPC1-7):B06B1/02;H03H3/04
主分类号
H04R1/24
代理机构
代理人
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