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发明名称
ARRANGEMENT FOR RESTORING THE YEILD OF FILTERLESS ARTESIAN WELLS
摘要
申请公布号
SU1134682(A1)
申请公布日期
1985.01.15
申请号
SU19833560436
申请日期
1983.03.02
申请人
INST POVYSHENIYA KVALIFIKATSII RUKOVODYASHCHIKH RABOTNIKOV SPETSIALISTOV MINISTERSTVA ZHILISHCHNO-KOMMUNALNOGO KHOZYAJSTVA USSR
发明人
GAJDAR ALEKSANDR I,SU;ZALMANOVICH SERGEJ I,SU
分类号
E03B3/15;(IPC1-7):E03B3/15
主分类号
E03B3/15
代理机构
代理人
主权项
地址
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