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High speed graphics
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Patent number 4,384,286
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Issue date May 17, 1983
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General Signal Corp.
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Michael J. DiToro
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Vehicle head-up display systems
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Patent number 3,932,861
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Issue date Jan 13, 1976
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Elliott Brothers (London) Limited
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George Carter Bull
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3921135
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Patent number 3,921,135
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Issue date Nov 18, 1975
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3877007
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Patent number 3,877,007
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Issue date Apr 8, 1975
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3868672
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Patent number 3,868,672
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Issue date Feb 25, 1975
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3789367
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Patent number 3,789,367
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Issue date Jan 29, 1974
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G06 - COMPUTING CALCULATING COUNTING
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3789386
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Patent number 3,789,386
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Issue date Jan 29, 1974
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3786478
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Patent number 3,786,478
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Issue date Jan 15, 1974
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3777059
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Patent number 3,777,059
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Issue date Dec 4, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3769621
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Patent number 3,769,621
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Issue date Oct 30, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3763486
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Patent number 3,763,486
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Issue date Oct 2, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3757162
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Patent number 3,757,162
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Issue date Sep 4, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3754228
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Patent number 3,754,228
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Issue date Aug 21, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3729714
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Patent number 3,729,714
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Issue date Apr 24, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3720859
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Patent number 3,720,859
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Issue date Mar 13, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3716842
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Patent number 3,716,842
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Issue date Feb 13, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3711737
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Patent number 3,711,737
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Issue date Jan 16, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3700791
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Patent number 3,700,791
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Issue date Oct 24, 1972
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3697955
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Patent number 3,697,955
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Issue date Oct 10, 1972
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3668461
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Patent number 3,668,461
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Issue date Jun 6, 1972
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G06 - COMPUTING CALCULATING COUNTING
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3662375
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Patent number 3,662,375
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Issue date May 9, 1972
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS