U.S. Patent number: 4,369,439
Filed: Jan. 14, 1981
Issued: Jan. 18, 1983
Inventor: Michael S. Broos
Asignee: Massachusetts Institute of Technology
As this patent drawing shows, Broos' mouse/keyboard combo would you a traditional trackball to measure the device's movement across the the work surface.
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 10 of 31
Cursor Position Controller For A Display Device - Internal
Cursor Position Controller For A Display Device - Internal - Image 10 of 31
Related Galleries
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.
No messages found
No messages found
0
Votes
RE: X-Y Position Indicator For A Display System (Computer mouse evolution: Patent designs from the 1970s and 1980s)
0
Votes
RE: X-Y Position Indicator For A Display System (Computer mouse evolution: Patent designs from the 1970s and 1980s)
Log in to display your contacts' posts.
Once logged in, adding contacts is simple. Just mouse over any member's photo or click any member's name then click the "Follow" button. You can easily manage your contacts within your account contacts page.
