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发明名称
HYDRAULIC NOZZLE FOR CLEANING PIPELINE INTERNAL SURFACE
摘要
申请公布号
SU1729625(A1)
申请公布日期
1992.04.30
申请号
SU19904808843
申请日期
1990.04.04
申请人
NOVOCHERKASSKIJ INZHENERNO-MELIORATIVNYJ I IM.A.K.KORTUNOVA
发明人
KORSHIKOV ALEKSANDR A,SU;ROTKO ALEKSANDR S,SU;PELEVIN BORIS A,SU
分类号
B08B9/053;B08B9/032;B08B9/04
主分类号
B08B9/053
代理机构
代理人
主权项
地址
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