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发明名称
Delvis kveil-i-kveil-rör
摘要
申请公布号
NO20021101(A)
申请公布日期
2002.05.08
申请号
NO20020001101
申请日期
2002.03.06
申请人
BJ SERVICES COMPANY
发明人
MISSELBROOK, JOHN G.;ALTMAN, RICHARD A;CRABTREE, ALEXANDER R.;GAVIN, WILLIAM G
分类号
F16L11/14;(IPC1-7):F16L11/14;F16L11/20
主分类号
F16L11/14
代理机构
代理人
主权项
地址
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