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经营范围
发明名称
Improvements in or relating to pulverising mills
摘要
申请公布号
GB312047(A)
申请公布日期
1930.02.06
申请号
GB19290009543
申请日期
1929.03.25
申请人
PAUL LEGRAND
发明人
分类号
B02C13/22
主分类号
B02C13/22
代理机构
代理人
主权项
地址
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