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发明名称
Corn planter
摘要
申请公布号
US1798107(A)
申请公布日期
1931.03.24
申请号
US19250054565
申请日期
1925.09.04
申请人
RAHN LLOYD N
发明人
RAHN LLOYD N.
分类号
A01C7/18
主分类号
A01C7/18
代理机构
代理人
主权项
地址
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