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发明名称
ROLLER BIT TOOTH
摘要
申请公布号
SU1221310(A1)
申请公布日期
1986.03.30
申请号
SU19843806648
申请日期
1984.07.16
申请人
DROGOBYCHSKIJ DOLOTNYJ ZAVOD
发明人
VLADISLAVLEV YURIJ E,SU;PEREGUDOV ALEKSANDR A,SU;KANTOR VIKTOR S,SU;BIRMAN VALERIJ A,SU;AGOSHASHVILI TARIEL G,SU;YAKIMCHUK ULYAN N,SU;GUK ROMAN I,SU
分类号
E21B10/16;(IPC1-7):E21B10/16
主分类号
E21B10/16
代理机构
代理人
主权项
地址
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