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发明名称
Vorrichtung zum Einregeln der Querreihen gedibbelter Saat
摘要
申请公布号
DE530440(C)
申请公布日期
1931.07.29
申请号
DED530440D
申请日期
申请人
WILLY KUEPPERS
发明人
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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