DOBLE VALVULA AUTOMATICA DE SEGURIDAD.,申请号ES19220002286U-传众专利搜索

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发明名称	DOBLE VALVULA AUTOMATICA DE SEGURIDAD.
摘要
申请公布号	ES228622(Y)	申请公布日期	1977.12.01
申请号	ES19220002286U	申请日期	1977.05.20
申请人		发明人
分类号	F16K;(IPC1-7):16K/	主分类号	F16K
代理机构		代理人
主权项
地址

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