VALVULA DE RETENCAO E SUCCAO MANUAL,申请号BR19800000926-传众专利搜索

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发明名称	VALVULA DE RETENCAO E SUCCAO MANUAL
摘要
申请公布号	BR8000926(A)	申请公布日期	1981.08.18
申请号	BR19800000926	申请日期	1980.01.31
申请人	DO VALE J	发明人	DO VALE J
分类号		主分类号
代理机构		代理人
主权项
地址

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