dispositivo regulador do tempo de fechamento de vÁlvula de descarga, torneira ou registro.,申请号BR19990003444-传众专利搜索

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发明名称	dispositivo regulador do tempo de fechamento de vÁlvula de descarga, torneira ou registro.
摘要
申请公布号	BR9903444(B1)	申请公布日期	2009.01.13
申请号	BR19990003444	申请日期	1999.08.04
申请人		发明人	LAERCIO OLIVEIRA DE FIGUEIREDO
分类号	F16K21/16	主分类号	F16K21/16
代理机构		代理人
主权项
地址

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