U.S. Patent number: 4,369,439
Filed: Jan. 14, 1981
Issued: Jan. 18, 1983
Inventor: Michael S. Broos
Asignee: Massachusetts Institute of Technology
surface.
Inventor Michael S. Broos wanted to make the process of using a mouse while entering text via a keyboard easier. And in 1983, a patent was issued for his device the combined a standard keyboard and mouse.
Image taken from U.S. Patent 4,369,439 - Digitized by Google
Computer mouse evolution: Patent designs from the 1970s and 1980s
by Bill Detwiler | June 18, 2010, 10:43am PDT | Image 9 of 31
Cursor Position Controller For A Display Device - External
Cursor Position Controller For A Display Device - External - Image 9 of 31
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About Bill Detwiler
Bill Detwiler is Head Technology Editor of TechRepublic. Previously, he worked as a Support Tech and IT Manager in the social research and energy industries.
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RE: X-Y Position Indicator For A Display System (Computer mouse evolution: Patent designs from the 1970s and 1980s)
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