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发明名称
БЕТОННАЯ ШПАЛА-ДЕМПФЕР
摘要
Бетонная шпала-демпфер для железнодорожного пути, состоящая из бетонного тела с прямоугольным отверстием вдоль ее продольной оси, отличающаяся тем, что в отверстии установлены с натягом чередующиеся пакеты гладких и волнистых стальных пластин.
申请公布号
RU116150(U1)
申请公布日期
2012.05.20
申请号
RU20110153455U
申请日期
2011.12.26
申请人
发明人
分类号
E01B3/28;E01B3/32
主分类号
E01B3/28
代理机构
代理人
主权项
地址
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