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发明名称
APERFEICOAMENTO EM GRAMPOS ARTICULADOS
摘要
申请公布号
BR8104416(A)
申请公布日期
1983.02.16
申请号
BR19810004416
申请日期
1981.07.10
申请人
RODRIGUES JOSE EDIS
发明人
RODRIGUES JOSE EDIS
分类号
F16L55/16;(IPC1-7):F16L55/16
主分类号
F16L55/16
代理机构
代理人
主权项
地址
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