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经营范围
发明名称
Sound absorption for railway rails
摘要
申请公布号
EP0761879(B1)
申请公布日期
2000.06.28
申请号
EP19960401872
申请日期
1996.09.02
申请人
HUTCHINSON
发明人
BEAUBATIE, LAURENT
分类号
E01B19/00;(IPC1-7):E01B19/00
主分类号
E01B19/00
代理机构
代理人
主权项
地址
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