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经营范围
发明名称
Einzelkorn-Saevorrichtung
摘要
申请公布号
DE821860(C)
申请公布日期
1951.11.22
申请号
DED821860
申请日期
1948.10.02
申请人
OTTO STEIL
发明人
STEIL OTTO
分类号
A01C7/04;H01C1/146
主分类号
A01C7/04
代理机构
代理人
主权项
地址
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