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发明名称
Method of and apparatus for acoustic position finding
摘要
申请公布号
US3092802(A)
申请公布日期
1963.06.04
申请号
US19570659691
申请日期
1957.05.16
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
TUCKER DAVID GORDON
分类号
G01S1/72
主分类号
G01S1/72
代理机构
代理人
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