Display device
US4348827A · kind A · utility
Inventor
Key dates
| Filing date | Jun 26, 1981 |
| Grant date | Sep 14, 1982 |
| Priority date | — |
| Expiry date | Jun 26, 2001 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F1/02
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display device for use with several types of similar articles displayed together in a large stack the composition of which as to types of articles is changed from time to time. The display device is in the form of a first sheet of material the front face of which is adapted for imprinting information concerning one of the several types of articles in the display stack. The first sheet is provided with means for accepting and supporting at least one second but smaller sheet of material the front face of which is adapted for imprinting information concerning a second one of the several types of articles in the display stack. When the second type of article is added to the display stack, the second sheet of material containing information concerning such article is added to the display device. The display device is further provided with means for supporting it in an upright position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.