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经营范围
发明名称
Procédé et dispositif pour la fabrication de grenaille d'acier
摘要
申请公布号
FR998236(A)
申请公布日期
1952.01.16
申请号
FRD998236
申请日期
1949.10.26
申请人
发明人
PFAFF OTTO AUGUST
分类号
B22F9/08;B24C11/00
主分类号
B22F9/08
代理机构
代理人
主权项
地址
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