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发明名称
Ball mills
摘要
申请公布号
US3173619(A)
申请公布日期
1965.03.16
申请号
US19630272694
申请日期
1963.04.12
申请人
MONOLITH PORTLAND CEMENT CO.
发明人
BRYAN ALIF R.
分类号
B02C17/00;B02C17/18
主分类号
B02C17/00
代理机构
代理人
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地址
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