Instrument panel magnification system
US4865419A · kind A · utility
7Cited by
6References
10Claims
0Family size
Inventor
Key dates
| Filing date | Jun 24, 1988 |
| Grant date | Sep 12, 1989 |
| Priority date | — |
| Expiry date | Jun 24, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F9/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A Fresnel lens operatively affixed proximate the transparent faceplate which covers the cluster of gauges disposed on an automotive instrument panel for magnifying the digital or analog information displayed by those gauges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.