The History of Terrorism
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John Ellenby
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John Ellenby
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1885-1993 Ferranti
1895-Today London School of Economics (LSE)
1970-Today PARC (company)
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Conrad Ellenby
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University College London (UCL)
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1979-1988 Grid Systems Corporation
1993 GeoVector's first patent in this domain(virtual reality), since issued as 5,815,411, was filed September 10, 1993.
1995 The company originally held the trademark for "Augmented Reality" (issued in 1995) but abandoned it as the term was generally adopted to describe this technique.
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