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发明名称
Improvements in rail transporation systems
摘要
申请公布号
HK34995(A)
申请公布日期
1995.03.24
申请号
HK19950000349
申请日期
1995.03.16
申请人
LEUNG TIMOTHY BAK-KWAN
发明人
TIMOTHY BAK-KWAN LEUNG
分类号
B61C15/00;E01B5/04;E01B25/00;(IPC1-7):B61C3/00
主分类号
B61C15/00
代理机构
代理人
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