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发明名称
ЛЕТАЮЩИЙ СКРЕБОК ДЛЯ ОЧИСТКИ НКТ ОТ АСПО
摘要
申请公布号
RU2003111217(A)
申请公布日期
2005.01.27
申请号
RU20030111217
申请日期
2003.04.21
申请人
Петрицын Алексей Викторович (RU);Петрицына Марина Сергеевна (RU)
发明人
Петрицын Алексей Викторович (RU);Петрицына Марина Сергеевна (RU)
分类号
E21B37/02
主分类号
E21B37/02
代理机构
代理人
主权项
地址
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