Patent · US Expired

Coded font keyboard apparatus

US4795349A · kind A · utility

10Cited by
3References
2Claims
0Family size

Inventors

Key dates

Filing dateMar 16, 1987
Grant dateJan 3, 1989
Priority date
Expiry dateMar 16, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09B17/00
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A coded font keyboard design is presented wherein conventional keyboard formats, such as the qwerty keyboard, are coded to produce instructional materials for developmental language education using the periodic code of language elements. A preferred embodiment describes the use of the qwerty keyboard to product all coded symbols used in the periodic table of language elements.

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