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发明名称
SADDLE CLAMP
摘要
申请公布号
GB8426031(D0)
申请公布日期
1984.11.21
申请号
GB19840026031
申请日期
1984.10.15
申请人
PHILLIPS PETROLEUM CO UK LTD
发明人
分类号
E21B17/10;F16L3/00
主分类号
E21B17/10
代理机构
代理人
主权项
地址
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