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发明名称
Fleksibelt r°r for undersj°iske installasjoner
摘要
申请公布号
NO982948(D0)
申请公布日期
1998.06.25
申请号
NO19980002948
申请日期
1998.06.25
申请人
NOBILEAU, PHILIPPE C.
发明人
NOBILEAU, PHILIPPE C.
分类号
E21B17/01;E21B17/20;E21B43/01;F16L11/12;F16L11/14;(IPC1-7):F16L
主分类号
E21B17/01
代理机构
代理人
主权项
地址
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