Document imaging lamps with bent dark ends
US5471048A · kind A · utility
2Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1994 |
| Grant date | Nov 28, 1995 |
| Priority date | — |
| Expiry date | Sep 12, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/193
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Document-imager for imaging documents (e.g. checks that are transported past an imaging-site, where the site is illuminated by one (or two) pairs of lamps symmetrically disposed about the site, with image-reflection sent back between lamps to be captured.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.