Method and apparatus for thermal printing of plastic cards
US4650350A · kind A · utility
40Cited by
8References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 22, 1985 |
| Grant date | Mar 17, 1987 |
| Priority date | — |
| Expiry date | Feb 22, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/325
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A printing device for the production of tamper-proof printing on print receiving material comprises a printing head which carries individually controllable heating elements and a color transmitting embossing foil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.