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Ideographic teletext transmissions
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Patent number 5,221,968
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Issue date Jun 22, 1993
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U.S. Philips Corp.
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Richard E. F. Bugg
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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-
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Teletext decoders
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Patent number 4,953,022
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Issue date Aug 28, 1990
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U.S. Philips Corporation
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Richard E. F. Bugg
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Teletext decoders
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Patent number 4,910,595
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Issue date Mar 20, 1990
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U.S. Philips Corporation
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Richard E. F. Bugg
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Teletext decoder arrangements
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Patent number 4,908,706
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Issue date Mar 13, 1990
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U.S. Philips Corporation
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Richard E. F. Bugg
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data display arrangement
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Patent number 4,783,650
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Issue date Nov 8, 1988
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U.S. Philips Corp.
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Richard E. F. Bugg
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Television receiver arrangements
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Patent number 4,698,677
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Issue date Oct 6, 1987
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U.S. Philips Corporation
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John R. Kinghorn
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data display systems
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Patent number 4,695,835
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Issue date Sep 22, 1987
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U.S. Philips Corporation
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Richard E. F. Bugg
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Data display arrangements
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Patent number 4,672,371
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Issue date Jun 9, 1987
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U.S. Philips Corporation
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Richard E. F. Bugg
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Data transmission
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Patent number 4,370,747
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Issue date Jan 25, 1983
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U.S. Philips Corporation
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Richard E. F. Bugg
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data pulse receiver arrangement
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Patent number 4,222,117
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Issue date Sep 9, 1980
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U.S. Philips Corporation
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Richard E. F. Bugg
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H04 - ELECTRIC COMMUNICATION TECHNIQUE