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经营范围
发明名称
AN EXTENSISLE PASSAGE GUIDE OF A TRAIN
摘要
申请公布号
KR200189781(Y1)
申请公布日期
2000.08.01
申请号
KR19970042436U
申请日期
1997.12.29
申请人
DAEWOO HEAVY INDUSTRY LTD.
发明人
LEE, SUNG YOUNG;YOO, SUNG MIN
分类号
B61D17/22;(IPC1-7):B61D17/22
主分类号
B61D17/22
代理机构
代理人
主权项
地址
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