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发明名称
DUMP BLOCK FOR DRAGLINE BUCKET
摘要
申请公布号
GB8624386(D0)
申请公布日期
1986.11.12
申请号
GB19860024386
申请日期
1986.10.10
申请人
ESCO CORP
发明人
分类号
B66D3/04;E02F3/58
主分类号
B66D3/04
代理机构
代理人
主权项
地址
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