PERFECCIONAMIENTOS EN LA CONSTRUCCIoN DE GRIFOS,申请号ES19150001747-传众专利搜索

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发明名称	PERFECCIONAMIENTOS EN LA CONSTRUCCIoN DE GRIFOS
摘要
申请公布号	ES174715(A1)	申请公布日期	1948.01.01
申请号	ES19150001747	申请日期	1946.08.23
申请人	L'AUXILIAIRE DES CHEMINS DE FER ET DE L'INDUSTRIE	发明人
分类号	(IPC1-7):F16	主分类号	(IPC1-7):F16
代理机构		代理人
主权项
地址

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