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发明名称
APPARATUS FOR SPREADING FINE-GRAINED MATERIALS IN PARTICULAR FERTILIZERS
摘要
申请公布号
PL127480(B2)
申请公布日期
1983.10.31
申请号
PL19810234574
申请日期
1981.12.31
申请人
发明人
分类号
A01C;A01C17/00;(IPC1-7):A01C17/00
主分类号
A01C
代理机构
代理人
主权项
地址
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