Envolvente de los piñones de bicicletas.,申请号ES19260000134U-传众专利搜索

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发明名称	Envolvente de los piñones de bicicletas.
摘要
申请公布号	ES13426(Y)	申请公布日期	1947.03.16
申请号	ES19260000134U	申请日期	1946.07.23
申请人	AMÓSTEGUI VICENTE, SANTIAGO	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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