Llave de paso con cierre retardado automáticamente,申请号ES19690000477U-传众专利搜索

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发明名称	Llave de paso con cierre retardado automáticamente
摘要
申请公布号	ES47769(U)	申请公布日期	1955.07.01
申请号	ES19690000477U	申请日期	1955.04.30
申请人	ANTÓN DEL AMO, MANUEL	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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