How was the mouse invented?

Today, with the personal computer craze sweeping the world, there is hardly a computer without a mouse. But few people know who invented the mouse.

195 1 year, a man named Engelbas retired from the US Navy and worked as an engineer for NASA. He always imagines how computers communicate with people, how to display, organize, guide and record information. 1963, Engelbarth established the Development Research Center in Stanford Research Institute. He made the first mouse out of wood and a small iron wheel. In 1970s, Xerox constantly improved Engelbass's invention. 1983 1 10 In October, the "Lisa" personal computer launched by Apple Computer Company was equipped with a mouse for the first time. On the patent certificate, the official name of the mouse is "vertical and horizontal position indicator of display system", but I don't know who called it "mouse" and it soon spread.