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发明名称
APERFEICOAMENTOS EM VALVULAS PARA AR E SIMILARES
摘要
申请公布号
BR7901765(A)
申请公布日期
1980.10.07
申请号
BR19790001765
申请日期
1979.03.22
申请人
BELLANDI F
发明人
BELLANDI F
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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