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发明名称
Improvements in grinding apparatus for fibrous, granular and pulverulent materials
摘要
申请公布号
GB706383(A)
申请公布日期
1954.03.31
申请号
GB19520017969
申请日期
1952.07.16
申请人
ARNE JOHAN ARTHUR ASPLUND
发明人
分类号
B02C7/14;D21D1/30
主分类号
B02C7/14
代理机构
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