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发明名称
DISPOSITIVO DE APOIO PARA TUBOS
摘要
申请公布号
PT859181(E)
申请公布日期
2006.08.31
申请号
PT19970119039T
申请日期
1997.10.31
申请人
THREAD GUARD TECHNOLOGY LTD.
发明人
SCHNEIDER, VOLKRAD W. H.
分类号
F16L3/22;F16L3/223;(IPC1-7):F16L3/22
主分类号
F16L3/22
代理机构
代理人
主权项
地址
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