发明名称 |
Gas discharge display device having plural groups of cathodes |
摘要 |
A gas-discharge display device having a number of cathodes connected in groups and at least one common anode. The cathodes are arranged in a row extending parallel to the anode, each group consisting of spaced portions of a respective elongate conductor, the conductors being arranged in a staggered helix-like formation around a common core which has an insulating surface.
|
申请公布号 |
US4027186(A) |
申请公布日期 |
1977.05.31 |
申请号 |
US19760672134 |
申请日期 |
1976.03.31 |
申请人 |
U.S. PHILIPS CORPORATION |
发明人 |
DE VRIES, GERHARD HEINRICH FRIEDRICH;VAN ESDONK, JOHANNES;GOOS, THEUNIS |
分类号 |
H01J17/40;H01J17/49;(IPC1-7):H01J61/06 |
主分类号 |
H01J17/40 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|