A DRIVING DEVICE OF A BICYCLE,申请号KR19870007897U-传众专利搜索

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发明名称	A DRIVING DEVICE OF A BICYCLE
摘要
申请公布号	KR900001366(Y1)	申请公布日期	1990.02.26
申请号	KR19870007897U	申请日期	1987.05.21
申请人	HWANG KAB-YUN	发明人	HWANG KAB-YUN
分类号	B62M11/00;(IPC1-7):B62M11/00	主分类号	B62M11/00
代理机构		代理人
主权项
地址

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