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发明名称
OPTISK FIBERKABEL.
摘要
申请公布号
NO862947(A)
申请公布日期
1987.01.26
申请号
NO19860002947
申请日期
1986.07.22
申请人
STC PLC.
发明人
THORNTON, GRAHAM KENNETH
分类号
E21B17/20;E21B47/12;G02B6/44;(IPC1-7):G02B/
主分类号
E21B17/20
代理机构
代理人
主权项
地址
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