Laminar type telephone protector block and interconnectable modular elements therefor
US4905275A · kind A · utility
13Cited by
7References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 1989 |
| Grant date | Feb 27, 1990 |
| Priority date | — |
| Expiry date | Feb 6, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q1/146
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A laminar type telephone protector block of quick clip type including grounding means incorporated into the individual laminae, and a novel protector module of gas tube type communicating with said grounding means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.