yes actually NO he invented the computer mouse.
They work by transferring heat in a space to another location in order to cool and heat an area. They are quite effective and they are available in most first world countries.
Douglas Engelbart did not invent the mainframe computer.
Douglas Engelbart
In 1963 Douglas Engelbart invented the computer mouse. bby s wesome
Douglas engelbart invented the computer mouse/pointing device.
It was "INVENTED"(not discovered) by Douglas Engelbart.
Douglas Engelbart
Dr. John V. Atanasoff and his assistant Clifford Berry built the first electronic digital computer. It was called the Atanasoff-Berry-Computer (ABC)
Probably Douglas Engelbart, who invented the first mouse prototype in 1963.
mousechording keyboardvarious other computer interface devices that were also dismissed as useless
The mouse! ;D
Douglas Carl Engelbart
Douglas Engelbart