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发明名称
SEEDER
摘要
申请公布号
KR900001741(Y1)
申请公布日期
1990.03.05
申请号
KR19870011431U
申请日期
1987.07.10
申请人
YANG YONG-HWAN
发明人
YANG YONG-HWAN
分类号
A01C7/00;(IPC1-7):A01C7/00
主分类号
A01C7/00
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