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发明名称
SUCTION DREDGER
摘要
申请公布号
SU987044(A1)
申请公布日期
1983.01.07
申请号
SU19802867420
申请日期
1980.01.07
申请人
ISAEV PAVEL G,SU
发明人
ISAEV PAVEL G,SU
分类号
E02F3/88;F04D7/04;(IPC1-7):E02F3/88
主分类号
E02F3/88
代理机构
代理人
主权项
地址
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