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发明名称
Aperfeiçoamento em/e válvula para renteção de passagem de gás em bujões de qualquer finalidade à fim de prevenir alta vazão e incêndio e respectivo processo de fabricação
摘要
申请公布号
BR7703117(U)
申请公布日期
1999.07.06
申请号
BR1997MU03117U
申请日期
1997.11.07
申请人
ALVES DE OLIVEIRA MOACIR, JUNIOR
发明人
DE OLIVEIRA MOACIR ALVES, JUNIOR
分类号
F16K15/00;(IPC1-7):F16K15/00
主分类号
F16K15/00
代理机构
代理人
主权项
地址
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