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发明名称
Submarine echo-sounding apparatus for fishing vessels
摘要
申请公布号
GB866990(A)
申请公布日期
1961.05.03
申请号
GB19580008970
申请日期
1958.03.20
申请人
PYE LIMITED
发明人
WOODGATE RALPH WILLIAM
分类号
G01S15/96
主分类号
G01S15/96
代理机构
代理人
主权项
地址
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