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发明名称
TRAM CROSSING
摘要
申请公布号
SU1617074(A1)
申请公布日期
1990.12.30
申请号
SU19884430374
申请日期
1988.05.27
申请人
NI PI GORODSKOGO PASSAZHIRSKOGO TRANSPORTA G.MOSKVY
发明人
KHOANG TKHAN SH,SU
分类号
E01C9/04
主分类号
E01C9/04
代理机构
代理人
主权项
地址
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