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3580062
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Patent number 3,580,062
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Issue date May 25, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3480766
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Patent number 3,480,766
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Issue date Nov 25, 1969
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G06 - COMPUTING CALCULATING COUNTING
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3463912
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Patent number 3,463,912
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Issue date Aug 26, 1969
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G06 - COMPUTING CALCULATING COUNTING
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3402286
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Patent number 3,402,286
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Issue date Sep 17, 1968
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G06 - COMPUTING CALCULATING COUNTING
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3366863
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Patent number 3,366,863
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Issue date Jan 30, 1968
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G06 - COMPUTING CALCULATING COUNTING
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3358200
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Patent number 3,358,200
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Issue date Dec 12, 1967
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G06 - COMPUTING CALCULATING COUNTING
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3307019
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Patent number 3,307,019
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Issue date Feb 28, 1967
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G06 - COMPUTING CALCULATING COUNTING
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3286179
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Patent number 3,286,179
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Issue date Nov 15, 1966
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G06 - COMPUTING CALCULATING COUNTING
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3222552
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Patent number 3,222,552
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G06 - COMPUTING CALCULATING COUNTING
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3196263
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Patent number 3,196,263
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G06 - COMPUTING CALCULATING COUNTING
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3104318
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Patent number 3,104,318
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G06 - COMPUTING CALCULATING COUNTING
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3093794
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Patent number 3,093,794
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G06 - COMPUTING CALCULATING COUNTING
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3051898
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Patent number 3,051,898
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Issue date Aug 28, 1962
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G06 - COMPUTING CALCULATING COUNTING
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3032270
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Patent number 3,032,270
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G06 - COMPUTING CALCULATING COUNTING
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3028502
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Patent number 3,028,502
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G06 - COMPUTING CALCULATING COUNTING
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3001713
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Patent number 3,001,713
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Issue date Sep 26, 1961
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G06 - COMPUTING CALCULATING COUNTING
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2996250
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Patent number 2,996,250
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Issue date Aug 15, 1961
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G06 - COMPUTING CALCULATING COUNTING
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2990116
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Patent number 2,990,116
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G06 - COMPUTING CALCULATING COUNTING
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2974868
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Patent number 2,974,868
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G06 - COMPUTING CALCULATING COUNTING
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2973140
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Patent number 2,973,140
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Issue date Feb 28, 1961
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G06 - COMPUTING CALCULATING COUNTING
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2965876
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Patent number 2,965,876
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Issue date Dec 20, 1960
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G06 - COMPUTING CALCULATING COUNTING
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2958813
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Patent number 2,958,813
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Issue date Nov 1, 1960
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G06 - COMPUTING CALCULATING COUNTING
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2928602
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Patent number 2,928,602
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Issue date Mar 15, 1960
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G06 - COMPUTING CALCULATING COUNTING
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2919065
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Patent number 2,919,065
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Issue date Dec 29, 1959
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G06 - COMPUTING CALCULATING COUNTING
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2913180
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Patent number 2,913,180
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Issue date Nov 17, 1959
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G06 - COMPUTING CALCULATING COUNTING
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2911151
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Patent number 2,911,151
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G06 - COMPUTING CALCULATING COUNTING
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2907990
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Patent number 2,907,990
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G06 - COMPUTING CALCULATING COUNTING
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2898531
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Patent number 2,898,531
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G06 - COMPUTING CALCULATING COUNTING
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2817800
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Patent number 2,817,800
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Issue date Dec 24, 1957
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G06 - COMPUTING CALCULATING COUNTING