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发明名称
Planter adjusting means for regulating the discharge of seed and fertilizer
摘要
申请公布号
US3060873(A)
申请公布日期
1962.10.30
申请号
US19600018638
申请日期
1960.03.30
申请人
J. I. CASE COMPANY
发明人
POWERS LEE H.
分类号
A01C7/06
主分类号
A01C7/06
代理机构
代理人
主权项
地址
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