APERFEICOAMENTO AO SISTEMA ANELAR PARA PROTECAO DE BOLO,申请号BR19810005201-传众专利搜索

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发明名称	APERFEICOAMENTO AO SISTEMA ANELAR PARA PROTECAO DE BOLO
摘要
申请公布号	BR8105201(A)	申请公布日期	1981.12.08
申请号	BR19810005201	申请日期	1981.08.13
申请人	MICHELETTO G	发明人	MICHELETTO G
分类号	B22C9/02;(IPC1-7):B22C9/02	主分类号	B22C9/02
代理机构		代理人
主权项
地址

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