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Digital-analog converter
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Patent number 4,862,170
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Issue date Aug 29, 1989
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Mori; Ryoichi
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Youichi Hashimoto
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H03 - BASIC ELECTRONIC CIRCUITRY
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3911225
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Patent number 3,911,225
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Issue date Oct 7, 1975
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3815126
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Patent number 3,815,126
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Issue date Jun 4, 1974
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H03 - BASIC ELECTRONIC CIRCUITRY
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3750156
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Patent number 3,750,156
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Issue date Jul 31, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3742487
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Patent number 3,742,487
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Issue date Jun 26, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3701148
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Patent number 3,701,148
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Issue date Oct 24, 1972
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H03 - BASIC ELECTRONIC CIRCUITRY
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3648182
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Patent number 3,648,182
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Issue date Mar 7, 1972
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G06 - COMPUTING CALCULATING COUNTING
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3641562
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Patent number 3,641,562
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Issue date Feb 8, 1972
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H03 - BASIC ELECTRONIC CIRCUITRY
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3641566
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Patent number 3,641,566
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Issue date Feb 8, 1972
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3624500
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Patent number 3,624,500
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Issue date Nov 30, 1971
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G01 - MEASURING TESTING
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3618075
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Patent number 3,618,075
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Issue date Nov 2, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3613067
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Patent number 3,613,067
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Issue date Oct 12, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3597693
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Patent number 3,597,693
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Issue date Aug 3, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3594765
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Patent number 3,594,765
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Issue date Jul 20, 1971
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3573755
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Patent number 3,573,755
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Issue date Apr 6, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3573805
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Patent number 3,573,805
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Issue date Apr 6, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3569953
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Patent number 3,569,953
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Issue date Mar 9, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3569952
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Patent number 3,569,952
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Issue date Mar 9, 1971
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3567859
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Patent number 3,567,859
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Issue date Mar 2, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3566394
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Patent number 3,566,394
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Issue date Feb 23, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3549827
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Patent number 3,549,827
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Issue date Dec 22, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3540035
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Patent number 3,540,035
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Issue date Nov 10, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3495077
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Patent number 3,495,077
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Issue date Feb 10, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3480948
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Patent number 3,480,948
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Issue date Nov 25, 1969
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3462757
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Patent number 3,462,757
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Issue date Aug 19, 1969
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H03 - BASIC ELECTRONIC CIRCUITRY
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3459892
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Patent number 3,459,892
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Issue date Aug 5, 1969
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3427609
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Patent number 3,427,609
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Issue date Feb 11, 1969
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H03 - BASIC ELECTRONIC CIRCUITRY
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3414818
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Patent number 3,414,818
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Issue date Dec 3, 1968
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3399401
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Patent number 3,399,401
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Issue date Aug 27, 1968
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G06 - COMPUTING CALCULATING COUNTING