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经营范围
发明名称
Perfectionnements aux moulins
摘要
申请公布号
FR772582(A)
申请公布日期
1934.11.02
申请号
FRD772582
申请日期
1934.04.30
申请人
发明人
GRENIER VICTOR
分类号
B02C7/13
主分类号
B02C7/13
代理机构
代理人
主权项
地址
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