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发明名称
CONVEYER DUMP
摘要
申请公布号
CA446533(A)
申请公布日期
1948.02.03
申请号
CAD446533
申请日期
申请人
HAMBART COMPANY
发明人
HAMILTON C. DAVIS
分类号
主分类号
代理机构
代理人
主权项
地址
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