Patent · US Expired

Portable data entry device

US4125871A · kind A · utility

48Cited by
9References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 7, 1977
Grant dateNov 14, 1978
Priority date
Expiry dateFeb 7, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F3/0232
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A portable data entry device wholly contained within a small housing and for the manual entry of numerical and code data which can be conveyed to a remote data processor upon command. The device includes an electronic memory capable of storing a plurality of multiple character records and includes manually operable controls for sequencing through the memory for review and updating of previously entered data. A connector is provided on the housing by which the device can be directly connected to a data system for the readout of the stored data. The device is self powered and contains circuitry operative to conserve available energizing power.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.