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经营范围
发明名称
PRODUCTION OF FINE METAL POWDER
摘要
申请公布号
JPS6447801(A)
申请公布日期
1989.02.22
申请号
JP19870202292
申请日期
1987.08.13
申请人
DAIDO STEEL CO LTD
发明人
TAKAGI SHINOBU
分类号
B22F9/22;B22F9/26
主分类号
B22F9/22
代理机构
代理人
主权项
地址
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