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发明名称
INSULATING SHELLS FOR RAILS
摘要
申请公布号
EP1664435(A1)
申请公布日期
2006.06.07
申请号
EP20040763743
申请日期
2004.08.03
申请人
SEDRA GMBH
发明人
FROTTIER, JEAN-PIERRE
分类号
E01B9/62;E01B19/00;E01B21/02;(IPC1-7):E01B19/00
主分类号
E01B9/62
代理机构
代理人
主权项
地址
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