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发明名称
IMPROVEMENTS IN SOWING MACHINE
摘要
申请公布号
AR240612(A1)
申请公布日期
1990.06.30
申请号
AR19890314286
申请日期
1989.06.28
申请人
INSTITUTO NACIONAL DE TECNOLOGIA AGROPECUARIA
发明人
分类号
A01B49/04;A01B49/06;A01C7/06;(IPC1-7):A01C7/06
主分类号
A01B49/04
代理机构
代理人
主权项
地址
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