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经营范围
发明名称
Meule en carbure de silicium à agglomérant vitrifié
摘要
申请公布号
FR1118890(A)
申请公布日期
1956.06.12
申请号
FRD1118890
申请日期
1955.01.06
申请人
COMPAGNIE DES MEULES NORTON
发明人
分类号
B24D3/14
主分类号
B24D3/14
代理机构
代理人
主权项
地址
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