APERFEICOAMENTO EM PROCESSO E DISPOSITIVO PARA A PROTECAO DE REVESTIMENTOS IMPERMEABILIZANTES EM AREAS DESCOBERTAS,申请号BR1991PI04223-传众专利搜索

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发明名称	APERFEICOAMENTO EM PROCESSO E DISPOSITIVO PARA A PROTECAO DE REVESTIMENTOS IMPERMEABILIZANTES EM AREAS DESCOBERTAS
摘要
申请公布号	BR9104223(A)	申请公布日期	1993.04.20
申请号	BR1991PI04223	申请日期	1991.09.26
申请人	ERICE CARDOSO BEIRAO	发明人	ERICE CARDOSO BEIRAO
分类号	E03F5/00;E04B1/64;(IPC1-7):E04B1/64	主分类号	E03F5/00
代理机构		代理人
主权项
地址

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