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发明名称
Hjertestykke for sporveksler og krysninger
摘要
申请公布号
NO312556(B1)
申请公布日期
2002.05.27
申请号
NO19990000804
申请日期
1999.02.19
申请人
HUBMANN, HANS-PETER
发明人
LOCHSCHMIDT, OSWALD
分类号
E01B7/12;E01B11/14;E01B11/44;(IPC1-7):E01B7/12
主分类号
E01B7/12
代理机构
代理人
主权项
地址
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