Dispositif perfectionné pour la modification de la vitesse d'entraînement des cycles, etc.,申请号FRD827767-传众专利搜索

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发明名称	Dispositif perfectionné pour la modification de la vitesse d'entraînement des cycles, etc.
摘要
申请公布号	FR827767(A)	申请公布日期	1938.05.03
申请号	FRD827767	申请日期	1937.10.12
申请人		发明人	RIO JEAN
分类号	B62M9/124;B62M25/04	主分类号	B62M9/124
代理机构		代理人
主权项
地址

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