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发明名称
ELECTRO-ACOUSTIC EQUIPMENT FOR THE UNDERWATER SIGNALLING AND IDENTIFICATION OF A VESSEL
摘要
申请公布号
GB2056727(B)
申请公布日期
1983.02.09
申请号
GB19800026332
申请日期
1980.08.13
申请人
BLANCHUT & BERTRAND SA
发明人
分类号
G01S3/80;B63B45/08;B63G13/00;G01H3/00;G01S15/74;G01V1/00;H04B11/00;(IPC1-7):G08B3/00
主分类号
G01S3/80
代理机构
代理人
主权项
地址
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