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发明名称
DEVICE FOR PREPARING PULSE GAS FOR AIR SYSTEMS OF VALVING DEVICES OF PIPELINES
摘要
申请公布号
RU2239123(C1)
申请公布日期
2004.10.27
申请号
RU20030113363
申请日期
2003.04.29
申请人
发明人
KUZNETSOV L G;BOROKHOVICH V L
分类号
F17D1/00;F17D3/00
主分类号
F17D1/00
代理机构
代理人
主权项
地址
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