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发明名称
Installation von Kabelkanälen
摘要
申请公布号
DE69534139(D1)
申请公布日期
2005.05.19
申请号
DE1995634139
申请日期
1995.10.31
申请人
KONINKLIJKE KPN N.V., GRONINGEN
发明人
GRIFFIOEN, WILLEM;DE GRAAF, HUBERTUS A.L.M.;VAN BIJSTERVELD, CORNELIS C.
分类号
E21B7/18;E21B7/28;G02B6/44;G02B6/50;H02G1/06;(IPC1-7):G02B6/44;G02B6/54
主分类号
E21B7/18
代理机构
代理人
主权项
地址
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