04159417 is referenced by 134 patents and cites 2 patents.

The contents of a book, magazine or the like are digitally encoded onto a memory, and the memory is removably insertable into a portable book-like apparatus whereby the encoded information can be displayed on a screen of the apparatus.

Title
Electronic book
Application Number
5/846554
Publication Number
4159417
Application Date
October 28, 1977
Publication Date
June 26, 1979
Inventor
David P Rubincam
6303 20th Ave., West Hyattsville, 20782
MD, US
Agent
Donald A Kettlestrings
IPC
G02B 27/00
G08B 5/00
G06K 7/12
G06F 15/20
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