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发明名称
LOWER SCOOP DRUM OF DREDGER
摘要
申请公布号
SU825775(A1)
申请公布日期
1981.04.30
申请号
SU19782700176
申请日期
1978.12.19
申请人
URALSKIJ NI PI MEDNOJ PROMYSHLENNOSTI
发明人
TULAEV VLADIMIR I,SU;PLYASUNOV IVAN I,SU
分类号
E02F3/12;(IPC1-7):E02F3/12
主分类号
E02F3/12
代理机构
代理人
主权项
地址
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