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发明名称
VALVULA DE SEGURANCA PAR GAS COM DUPLA FUNCAO
摘要
申请公布号
PT9084(U)
申请公布日期
1999.07.30
申请号
PT19940009084U
申请日期
1994.10.11
申请人
JOSE MANUEL SOARES
发明人
分类号
F16K;F16K11/08;F16K27/06;F24C;(IPC1-7):F16K11/08
主分类号
F16K
代理机构
代理人
主权项
地址
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