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发明名称
ROLLER FOR FINAL SOIL CULTIVATION
摘要
申请公布号
PL116173(B2)
申请公布日期
1981.05.30
申请号
PL19800222871
申请日期
1980.03.19
申请人
发明人
分类号
A01B;A01B29/04;(IPC1-7):A01B29/04
主分类号
A01B
代理机构
代理人
主权项
地址
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