Patent · US Expired

Electronic digital memorandum

US4402056A · kind A · utility

31Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 8, 1981
Grant dateAug 30, 1983
Priority date
Expiry dateMay 8, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F15/0266
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A memorandum calculator is disclosed for performing arithmetic calculations on entered numeral information and generating information relating to the calculation, for storing data items consisting of address information entered as memory addresses and numerical information associated with the address information, and means for effecting performance of the arithmetic operation with respect to the numerical stored information according to input instructions.

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