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经营范围
发明名称
Improvements in and relating to electrical light buoys or sea beacons
摘要
申请公布号
GB583705(A)
申请公布日期
1946.12.24
申请号
GB19440022992
申请日期
1944.11.20
申请人
LONDEX LIMITED;JOHN VICTOR DOSSETT
发明人
分类号
B63B22/16
主分类号
B63B22/16
代理机构
代理人
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地址
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