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发明名称
AIR HAMMER-TO-CROWN BIT CONNECTOR
摘要
申请公布号
SU1705560(A1)
申请公布日期
1992.01.15
申请号
SU19894790332
申请日期
1989.11.29
申请人
KYSHTYMSKIJ MASHINOSTROITELNYJ ZAVOD IM.M.I.KALININA
发明人
SELIVANOV VALERIJ F,SU;PLEKHANOV ILYA D,SU;KURDYUKOV ALEKSANDR S,SU;GLAZKOV VALERIJ V,SU
分类号
E21B17/04;E21B4/14
主分类号
E21B17/04
代理机构
代理人
主权项
地址
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