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发明名称
Ball pusher for grinding mills
摘要
申请公布号
US1975514(A)
申请公布日期
1934.10.02
申请号
US19280259970
申请日期
1928.03.08
申请人
FULLER LEHIGH COMPANY
发明人
LEACH LESTER L.
分类号
B02C15/08
主分类号
B02C15/08
代理机构
代理人
主权项
地址
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