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经营范围
发明名称
Improvements in or relating to tube mills
摘要
申请公布号
GB335062(A)
申请公布日期
1930.09.18
申请号
GB19290028973
申请日期
1929.09.24
申请人
JOHAN SIGISMUND FASTING
发明人
分类号
B02C17/02
主分类号
B02C17/02
代理机构
代理人
主权项
地址
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