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经营范围
发明名称
LOW STRESS CASING JOINT CONFIGURATION
摘要
申请公布号
EP0808445(A4)
申请公布日期
1999.03.17
申请号
EP19960903338
申请日期
1996.01.11
申请人
THE ENSIGN-BICKFORD COMPANY
发明人
FRITZ, JAMES, E.;RILEY, SCOT, P.
分类号
F42B3/28;(IPC1-7):F42B1/00
主分类号
F42B3/28
代理机构
代理人
主权项
地址
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