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发明名称
Ploughing device
摘要
申请公布号
GB684872(A)
申请公布日期
1952.12.24
申请号
GB19500019012
申请日期
1950.07.31
申请人
WILLIAM SLOSS, JUNR.
发明人
分类号
A01B3/38
主分类号
A01B3/38
代理机构
代理人
主权项
地址
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