发明名称 |
Improved communications cable with lines of weakness |
摘要 |
A communications cable based on optical fibres comprises a core 2 with external helical channels 13. The fibres 6 in the channels are accessible through removable parts 15 of an outer sheath 4.
|
申请公布号 |
US4456331(A) |
申请公布日期 |
1984.06.26 |
申请号 |
US19820386524 |
申请日期 |
1982.06.09 |
申请人 |
THE POST OFFICE |
发明人 |
WHITEHEAD, GRAHAM K.;BATES, ROGER J. |
分类号 |
G02B6/44;(IPC1-7):G02B5/16 |
主分类号 |
G02B6/44 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|