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发明名称
DOPPLER-SONARINRICHTING.
摘要
申请公布号
NL183058(B)
申请公布日期
1988.02.01
申请号
NL19740013933
申请日期
1974.10.24
申请人
SPERRY CORPORATION TE NEW YORK, NEW YORK, VER. ST. V. AM.
发明人
分类号
G01R23/10;G01S7/527;G01S7/536;G01S13/60;G01S15/50;G01S15/60;(IPC1-7):G01S15/60
主分类号
G01R23/10
代理机构
代理人
主权项
地址
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