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经营范围
发明名称
Dispositif de ventilation pour silos à grains
摘要
申请公布号
FR730355(A)
申请公布日期
1932.08.11
申请号
FRD730355
申请日期
1932.01.23
申请人
DAVERIO & COMPAGNIE S. A.
发明人
分类号
B65D88/74
主分类号
B65D88/74
代理机构
代理人
主权项
地址
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