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发明名称
ЖЕЛОНКА ДЛЯ УСТАНОВКИ РАЗДЕЛИТЕЛЬНЫХ МОСТОВ В СКВАЖИНЕ
摘要
申请公布号
RU36850(U1)
申请公布日期
2004.03.27
申请号
RU20030133857U
申请日期
2003.11.24
申请人
发明人
分类号
E21B27/02
主分类号
E21B27/02
代理机构
代理人
主权项
地址
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