Mecanismo de cierre de válvula perfeccionado para el vapor de uso industral,申请号ES19910000670U-传众专利搜索

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发明名称	Mecanismo de cierre de válvula perfeccionado para el vapor de uso industral
摘要
申请公布号	ES67091(Y)	申请公布日期	1959.05.16
申请号	ES19910000670U	申请日期	1958.06.30
申请人	LLEONART GRAELLS, FRANCISCO	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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