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发明名称
BUCKET DUMPING APPARATUS
摘要
申请公布号
CA532708(A)
申请公布日期
1956.11.06
申请号
CAD532708
申请日期
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
DONALD E. HACKNEY
分类号
主分类号
代理机构
代理人
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