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发明名称
DEVICE FOR DEFLECTION OF CUTTING SCREWS
摘要
申请公布号
SU901491(A1)
申请公布日期
1982.01.30
申请号
SU19802917385
申请日期
1980.04.23
申请人
KARAGANDINSKIJ NI,üPOEKTHO-KOHCTPÔKTOPCKôö ô ÜKCüEPôMEHTAóÓHÕö ôHCTôTÔT "×ôüPOÔ×óE×OPMAÛ"
发明人
FIKHTNER OSKAR YA,SU;LAKHENMAER OSKAR F,SU;KAUTS ALFRED G,SU;ILINA OLGA V,SU
分类号
E21C27/22;(IPC1-7):E21C1/00
主分类号
E21C27/22
代理机构
代理人
主权项
地址
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