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发明名称
SEMI-PERMANENT DRAW GEAR FOR LIGHT RAIL
摘要
申请公布号
EP2371659(A4)
申请公布日期
2012.09.12
申请号
EP20100827816
申请日期
2010.06.25
申请人
QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
发明人
LIU, FENGGANG;YANG, JIE;LI, MINGGANG
分类号
B61G9/04;B61G9/06
主分类号
B61G9/04
代理机构
代理人
主权项
地址
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