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发明名称
Double-disk refiner
摘要
申请公布号
US2991020(A)
申请公布日期
1961.07.04
申请号
US19600025619
申请日期
1960.04.29
申请人
E. D. JONES CORPORATION
发明人
JONES DWIGHT E.
分类号
B02C7/06;D21D1/30
主分类号
B02C7/06
代理机构
代理人
主权项
地址
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