First image in Engelbart's patent for the computer mouse.

First image in Engelbart's patent for the computer mouse.

The first mouse plugged into its display workstation.

The first mouse plugged into its display workstation, circa 1964 from dougengelbart.org.

Detail map of Menlo Park, California, United States Overview map of Menlo Park, California, United States

A: Menlo Park, California, United States

Douglas Engelbart Invents the Computer Mouse

6/27/1967 to 11/17/1970
Engelbart's prototype of a computer mouse, as designed by Bill English from Engelbart's sketches.

Engelbart's prototype of a computer mouse, as designed by Bill English from Engelbart's sketches.

On June 27, 1967 electrical engineer and inventor Douglas C. Engelbart of the Augmentation Research Center at SRI filed a patent for an X-Y Position Indicator for a Display System. The device was covered on patent 3,541,541 granted on November 17, 1970. It eventually became known as the Mouse.

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