Patent · US Expired

Electronic apparatus for dealing with numerical information

US4164789A · kind A · utility

7Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 6, 1978
Grant dateAug 14, 1979
Priority date
Expiry dateJan 6, 1998

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F3/1407
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A calculator provided with a key for entering decimal point data and a memory device for storing data therein is disclosed. Such calculator has a control device responsive to the operation of the key for entering decimal point data to cause the memory device to store a plurality of decimal point data. The stored decimal point data is then visualized.

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