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发明名称
Improvements relating to trawling gear
摘要
申请公布号
GB410473(A)
申请公布日期
1934.05.15
申请号
GB19320032260
申请日期
1932.11.15
申请人
DAVID DRYBURGH
发明人
分类号
A01K73/02
主分类号
A01K73/02
代理机构
代理人
主权项
地址
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