METHOD OF SWITCHING DRIVE MOTORS IN THE ELECTRIC TRACTION VEHICLES,申请号PL19750184227-传众专利搜索

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发明名称	METHOD OF SWITCHING DRIVE MOTORS IN THE ELECTRIC TRACTION VEHICLES
摘要
申请公布号	PL109591(B1)	申请公布日期	1980.06.30
申请号	PL19750184227	申请日期	1975.10.24
申请人		发明人
分类号	B60L15/20;(IPC1-7):B60L15/20	主分类号	B60L15/20
代理机构		代理人
主权项
地址

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