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发明名称
SELF-PIERCING ROLLER OF ROPE SAW
摘要
申请公布号
SU1212644(A1)
申请公布日期
1986.02.23
申请号
SU19833563770
申请日期
1983.02.04
申请人
N-PROIZV OB "KAMEN SILIKATY"
发明人
EGIYAN SUREN S,SU;AKOPYAN ROBERT V,SU;LUSINYAN KONSTANTIN G,SU
分类号
E21C47/10;(IPC1-7):E21C47/10
主分类号
E21C47/10
代理机构
代理人
主权项
地址
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