THE IMPROVEMENTS FOR RAIL TRANSPORTATIONS,申请号GB19890023269-传众专利搜索

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发明名称	THE IMPROVEMENTS FOR RAIL TRANSPORTATIONS
摘要
申请公布号	GB8923269(D0)	申请公布日期	1989.12.06
申请号	GB19890023269	申请日期	1989.10.16
申请人	LEUNG, TIMOTHY B	发明人
分类号	B61C15/00;E01B5/04;E01B25/00	主分类号	B61C15/00
代理机构		代理人
主权项
地址

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