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发明名称
DREDGE LADLING DEVICE
摘要
申请公布号
SU611005(A1)
申请公布日期
1978.06.15
申请号
SU19721753056
申请日期
1972.02.28
申请人
SERGEEV GRIGORIJ ,SU;RUMYANTSEV VSEVOLOD V,SU;KISLITSIN ALEKSANDR V,SU
发明人
SERGEEV GRIGORIJ ,SU;RUMYANTSEV VSEVOLOD V,SU;KISLITSIN ALEKSANDR V,SU
分类号
E21C45/00;(IPC1-7):E21C45/00
主分类号
E21C45/00
代理机构
代理人
主权项
地址
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