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发明名称
Liquid fertilizer attachment for corn planter
摘要
申请公布号
US2903982(A)
申请公布日期
1959.09.15
申请号
US19560593993
申请日期
1956.06.26
申请人
OSCAR FLOY;RIS-VAN, INC.
发明人
FLOY DELBERT W.
分类号
A01C23/02
主分类号
A01C23/02
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代理人
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