Planar Illustration Method and Apparatus | i |
 
title: Planar Illustration Method and Apparatus
year: 1970
Bibliographic Entry

Fetter, William Alan & Bernhart, W. D. 1970. Planar Illustration Method and Apparatus.
Description

US Patent No. 3,519,997 – filed Nov. 13th 1961, issued July 7th 1970.
World’s first “true software patent” 306.

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