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发明名称
VALVULA DOSADORA DE SUCCAO
摘要
申请公布号
BR8103122(A)
申请公布日期
1982.12.28
申请号
BR19810003122
申请日期
1981.05.20
申请人
SILVA JOSE CARLOS FERNANDES DA
发明人
SILVA JOSE CARLOS FERNANDES DA
分类号
E03D9/03;(IPC1-7):E03D9/03
主分类号
E03D9/03
代理机构
代理人
主权项
地址
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