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发明名称
Centrifugal rock crusher
摘要
申请公布号
US1857539(A)
申请公布日期
1932.05.10
申请号
US19290357190
申请日期
1929.04.22
申请人
HADSEL ALVAH D
发明人
HADSEL ALVAH D.
分类号
B02C13/18
主分类号
B02C13/18
代理机构
代理人
主权项
地址
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