Compact electronic apparatus with removable processing units
US4890832A · kind A · utility
281Cited by
15References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 22, 1988 |
| Grant date | Jan 2, 1990 |
| Priority date | — |
| Expiry date | Apr 22, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0238
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A compact electronic apparatus comprises a main unit having at least a power supplying section and a display, at least one of several processing units having a key input section and a memory adapted to be removably attached to the main unit and a connecting section for connecting one of said processing units to the main unit. Each one of said processing units to the main unit. Each of the processing units has a different function.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.