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发明名称
Improvements in buoys
摘要
申请公布号
GB779970(A)
申请公布日期
1957.07.24
申请号
GB19550024718
申请日期
1955.08.29
申请人
NEILL GARLAND
发明人
分类号
B63B22/02
主分类号
B63B22/02
代理机构
代理人
主权项
地址
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