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发明名称
FILLING-UP SCRAPER/PLANER
摘要
申请公布号
SU1346781(A1)
申请公布日期
1987.10.23
申请号
SU19864053075
申请日期
1986.04.08
申请人
DO POLT INSTITUT
发明人
MAKEEV ALEKSANDR YU,SU;BONDARENKO YURIJ V,SU;SAPITSKIJ KONSTANTIN F,SU;NOSACH ALEKSANDR K,SU
分类号
E21C27/42
主分类号
E21C27/42
代理机构
代理人
主权项
地址
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