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经营范围
发明名称
ULTRASONIC TRANSCEIVER
摘要
申请公布号
US3585577(A)
申请公布日期
1971.06.15
申请号
USD3585577
申请日期
1969.06.12
申请人
SOUTHWEST RESEARCH INSTITUTE
发明人
WILLIAM L. ROLLWITZ;HARVEY S. BENSON
分类号
G01S7/52;G01S7/534;(IPC1-7):G01S9/66
主分类号
G01S7/52
代理机构
代理人
主权项
地址
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