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经营范围
发明名称
IMPROVED PLOUGH
摘要
申请公布号
GB8727781(D0)
申请公布日期
1987.12.31
申请号
GB19870027781
申请日期
1987.11.27
申请人
HUDSON, A A
发明人
分类号
A01B3/38;A01B79/00
主分类号
A01B3/38
代理机构
代理人
主权项
地址
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