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发明名称
Acoplamento para tubos
摘要
申请公布号
BR9703554(A)
申请公布日期
1998.09.01
申请号
BR1997PI03554
申请日期
1997.06.13
申请人
GUEST JOHN DEREK
发明人
JOHN DEREK GUEST
分类号
F16L17/02;F16L21/00;F16L21/02;F16L21/04;F16L37/02;F16L37/084;(IPC1-7):F16L21/02
主分类号
F16L17/02
代理机构
代理人
主权项
地址
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