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发明名称
CABLE-ACTUATED SCRAPER UNIT
摘要
申请公布号
SU751914(A1)
申请公布日期
1980.07.30
申请号
SU19762411946
申请日期
1976.10.12
申请人
OTDEL EX ISSLEDOVANIJ TSNI GEOLOGORAZVEDOCHNOGO I TSVETNYKH BLAGORODNYKH METALLOV
发明人
OLENNIKOV VLADIMIR G,SU;LAVINSKIJ VALERIJ V,SU
分类号
E02F3/54;E02F3/60;(IPC1-7):E02F3/54
主分类号
E02F3/54
代理机构
代理人
主权项
地址
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