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发明名称
Sealing device for fertilizer applicator
摘要
申请公布号
US3175622(A)
申请公布日期
1965.03.30
申请号
US19640351434
申请日期
1964.03.12
申请人
STAM HERBERT H
发明人
STAM HERBERT H.
分类号
A01C5/06
主分类号
A01C5/06
代理机构
代理人
主权项
地址
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