Change speed device for bicycles and other similar vehicles,申请号GB19450007979-传众专利搜索

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法人/股东/高管

发明名称	Change speed device for bicycles and other similar vehicles
摘要
申请公布号	GB597097(A)	申请公布日期	1948.01.19
申请号	GB19450007979	申请日期	1945.03.29
申请人	JEAN JOSEPH MARIUS PIERRE RAS	发明人
分类号	B62M9/124	主分类号	B62M9/124
代理机构		代理人
主权项
地址

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