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发明名称
Improvements in or relating to sonar systems
摘要
申请公布号
GB2058351(A)
申请公布日期
1981.04.08
申请号
GB19800028583
申请日期
1980.09.04
申请人
PLESSEY CO LTD
发明人
分类号
G01S15/42;(IPC1-7):G01S3/80
主分类号
G01S15/42
代理机构
代理人
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