Coordinate determining device
US5271066A · kind A · utility
4Cited by
5References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 22, 1991 |
| Grant date | Dec 14, 1993 |
| Priority date | — |
| Expiry date | Apr 22, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/0426
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A device for reading of (a) location(s) on an image on a transparent support and an apparatus for scanning and digitizing at least part of said image defined by said location(s) on the transparent support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.