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发明名称
ДАТЧИК КОНТРОЛЯ ШАХТНЫХ МЕХАНИЗМОВ И МАШИН
摘要
申请公布号
RU40078(U1)
申请公布日期
2004.08.27
申请号
RU20040111743U
申请日期
2004.04.19
申请人
发明人
分类号
E21F13/08
主分类号
E21F13/08
代理机构
代理人
主权项
地址
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