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发明名称
APERFEICOAMENTO EM MONTAGEM RAPIDA DE CONEXOES METALICAS,COM SISTEMA DE DUPLA TRAVA,EM TUBULACOES
摘要
申请公布号
BR9104171(A)
申请公布日期
1993.04.20
申请号
BR1991PI04171
申请日期
1991.09.27
申请人
INDUSTRIA DE FUNDICAO TUPY LTDA
发明人
WALDIR MAIER
分类号
F16L37/00;(IPC1-7):F16L37/00
主分类号
F16L37/00
代理机构
代理人
主权项
地址
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