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发明名称
Swivel seal assembly
摘要
申请公布号
AU746508(B2)
申请公布日期
2002.05.02
申请号
AU19990026792
申请日期
1999.02.16
申请人
KALSI ENGINEERING, INC.
发明人
LANNIE DIETLE;MANMOHAN S. KALSI
分类号
E21B21/02;F16L27/00;F16L27/08;(IPC1-7):F16L27/00
主分类号
E21B21/02
代理机构
代理人
主权项
地址
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