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发明名称
APERFEICOAMENTOS EM REGISTRO OU VALVULA PARA LIQUIDOS
摘要
申请公布号
BR5900349(U)
申请公布日期
1980.10.07
申请号
BR19790000349U
申请日期
1979.03.16
申请人
DE SOUZA D
发明人
DE SOUZA D
分类号
F16K11/00;(IPC1-7):F16K11/00
主分类号
F16K11/00
代理机构
代理人
主权项
地址
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