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发明名称
WALKING ADVANCING SYSTEM OF COAL CUTTER-LOADER
摘要
申请公布号
SU1527411(A1)
申请公布日期
1989.12.07
申请号
SU19853976194
申请日期
1985.11.15
申请人
G PK EXI UGOLNOGO MASH "GIPROUGLEMASH"
发明人
KALANTAROV BORIS B,SU;PUKIS ALEKSANDR A,SU;SHURENKOV VLADIMIR M,SU;ALYMOV VIKTOR A,SU
分类号
E21C29/00;E21C29/02
主分类号
E21C29/00
代理机构
代理人
主权项
地址
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