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发明名称
FERTILIZER ATTACHMENT FOR GRAIN SEEDERS
摘要
申请公布号
US3453977(A)
申请公布日期
1969.07.08
申请号
USD3453977
申请日期
1967.03.09
申请人
THEODORE I. SORENSON
发明人
THEODORE I. SORENSON
分类号
A01C7/06;(IPC1-7):A01C7/06
主分类号
A01C7/06
代理机构
代理人
主权项
地址
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