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发明名称
Dispositif pour extraire du sol des potées de culture
摘要
申请公布号
FR851732(A)
申请公布日期
1940.01.13
申请号
FRD851732
申请日期
1939.03.16
申请人
发明人
BOYMANN JOHANN
分类号
A01G9/10
主分类号
A01G9/10
代理机构
代理人
主权项
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