04038535 is referenced by 17 patents and cites 6 patents.

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.

Title
Calculator-print cradle system
Application Number
5/646463
Publication Number
4038535
Application Date
January 5, 1976
Publication Date
July 26, 1977
Inventor
Stephen P Hamilton
Garland
TX, US
Robert R Kressler
Richardson
TX, US
Lee G Kitchens
Richardson
TX, US
Michael J Cochran
Richardson
TX, US
Bruce E Aldridge
Dallas
TX, US
Agent
Richard P Berg
Rene E Grossman
Harold Levine
Assignee
Texas Instruments Incorporated
TX, US
IPC
G06F 15/02
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