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发明名称
Apparatus for classifying granular substances
摘要
申请公布号
US2611486(A)
申请公布日期
1952.09.23
申请号
US19490093002
申请日期
1949.05.13
申请人
CORNWALL MILLS LIMITED
发明人
VARCOE MAURICE
分类号
B07B1/00
主分类号
B07B1/00
代理机构
代理人
主权项
地址
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