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经营范围
发明名称
Improvements in or relating to pulverizing machines
摘要
申请公布号
GB330802(A)
申请公布日期
1930.06.19
申请号
GB19290021504
申请日期
1929.07.12
申请人
THE JEFFREY MANUFACTURING COMPANY
发明人
分类号
B02C13/282
主分类号
B02C13/282
代理机构
代理人
主权项
地址
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