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发明名称
DISPOSITIF DE VIDANGE DES SILOS.
摘要
申请公布号
FR2600860(B1)
申请公布日期
1990.03.23
申请号
FR19860009714
申请日期
1986.07.04
申请人
DROUET JEAN FRANCOIS
发明人
分类号
A01F25/20;B65G65/36;(IPC1-7):A01F25/20
主分类号
A01F25/20
代理机构
代理人
主权项
地址
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