Message card
US5652606A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1995 |
| Grant date | Jul 29, 1997 |
| Priority date | — |
| Expiry date | Sep 28, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S345/901
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A message card includes a button type dry battery, a visual image display, a speaker, a control circuit for recording, storing and reproducing both of visual images and audio messages data, a flexible circuit substrate for mounting the control circuit, connecting substrate formed integrally to the circuit substrate for connecting electrically the control circuit with the visual image display and with the speaker, writing terminals for writing desired visual images and audio messages data on the control circuit and being connected electrically to the control circuit on the substrate, and a switch for activating the reproduction of the visual images and the audio messages data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.