John Ellenby, Date of Birth, Place of Birth, Date of Death
TweetJohn Ellenby
British Engineer
Date of Birth: 09-Jan-1941
Place of Birth: Cambridge, England, United Kingdom
Date of Death: 17-Aug-2016
Profession: computer scientist
Nationality: United Kingdom
Zodiac Sign: Capricorn 
About John Ellenby
- John Ellenby (9 January 1941 – 17 August 2016) was a British businessman.
- He was the founder of Grid Systems Corporation, maker of the Grid Compass, one of the first commercially successful laptop computers.
- He also co-founded GeoVector, an early augmented reality company.
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