Patent · US Expired

Calculator-print cradle system

US4038535A · kind A · utility

17Cited by
6References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 1976
Grant dateJul 26, 1977
Priority date
Expiry dateJan 5, 1996

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F15/0233
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

This invention relates to enhancement of calculator versatility through connections provided in a calculator cradle leading to a printing mechanism therein when a calculator is nested in the cradle. In a more specific aspect, the invention relates to the communication between a calculator and a printer module which nests the calculator and responds to instructions and data flow from the calculator to print selected calculator information.

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