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发明名称
TONGUE AND GROOVE HAVING INTERNAL THREAD FOR TEH TRACK FIXING SCREW OF RAILWAY CONCRETE SLEEPER
摘要
申请公布号
HUT62672(A)
申请公布日期
1993.05.28
申请号
HU19920002152
申请日期
1992.06.26
申请人
SEMPERIT AG HOLDING
发明人
HORN PETER
分类号
F16B13/00;E01B9/18;F16B13/02;(IPC1-7):E01B23/14
主分类号
F16B13/00
代理机构
代理人
主权项
地址
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