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发明名称
VALVULA COM COMANDO DE INVERSAO DE FLUXO
摘要
申请公布号
BR5800205(U)
申请公布日期
1979.09.11
申请号
BR19780000205U
申请日期
1978.02.22
申请人
FILHO C
发明人
FILHO C
分类号
F16K21/08;(IPC1-7):F16K21/08
主分类号
F16K21/08
代理机构
代理人
主权项
地址
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