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发明名称
Closing mechanism for bottom-dump wagons
摘要
申请公布号
US2575355(A)
申请公布日期
1951.11.20
申请号
US19480011985
申请日期
1948.02.28
申请人
BUCYRUS-ERIE COMPANY
发明人
MORK GEORGE W.
分类号
B60P1/56
主分类号
B60P1/56
代理机构
代理人
主权项
地址
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