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发明名称
ULTRASONIC TRANSPONDER
摘要
申请公布号
GB2015296(B)
申请公布日期
1982.05.19
申请号
GB19790005208
申请日期
1979.02.14
申请人
FISCHER & PORTER CO
发明人
分类号
G01F23/296;B06B1/06;G01S7/521;H04R17/00;H04R17/08;H04R17/10;(IPC1-7):H04R1/28;G01S9/68
主分类号
G01F23/296
代理机构
代理人
主权项
地址
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