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发明名称
УСТРОЙСТВО ДЛЯ ПРЕДОТВРАЩЕНИЯ СПЛЮЩИВАНИЯ ТРУБ ПРИ ПРОТАЛКИВАНИИ В ВОЛОКУ
摘要
申请公布号
RU37657(U1)
申请公布日期
2004.05.10
申请号
RU20030134503U
申请日期
2003.11.27
申请人
发明人
分类号
B21C3/16
主分类号
B21C3/16
代理机构
代理人
主权项
地址
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