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3842413
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Patent number 3,842,413
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Issue date Oct 15, 1974
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H03 - BASIC ELECTRONIC CIRCUITRY
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3798637
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Patent number 3,798,637
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H03 - BASIC ELECTRONIC CIRCUITRY
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3789389
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Patent number 3,789,389
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Issue date Jan 29, 1974
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H03 - BASIC ELECTRONIC CIRCUITRY
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3739375
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Patent number 3,739,375
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3729732
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Patent number 3,729,732
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Issue date Apr 24, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3676600
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Patent number 3,676,600
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Issue date Jul 11, 1972
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3641563
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Patent number 3,641,563
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G11 - INFORMATION STORAGE
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3631233
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Patent number 3,631,233
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Issue date Dec 28, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3626407
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Patent number 3,626,407
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Issue date Dec 7, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3603970
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Patent number 3,603,970
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Issue date Sep 7, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3594780
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Patent number 3,594,780
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H03 - BASIC ELECTRONIC CIRCUITRY
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3588878
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Patent number 3,588,878
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Issue date Jun 28, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3585633
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Patent number 3,585,633
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Issue date Jun 15, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3581304
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Patent number 3,581,304
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H03 - BASIC ELECTRONIC CIRCUITRY
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3577138
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Patent number 3,577,138
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H03 - BASIC ELECTRONIC CIRCUITRY
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3577194
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Patent number 3,577,194
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Issue date May 4, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3573795
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Patent number 3,573,795
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H03 - BASIC ELECTRONIC CIRCUITRY
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3573796
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Patent number 3,573,796
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Issue date Apr 6, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3564534
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Patent number 3,564,534
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G01 - MEASURING TESTING
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3562743
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Patent number 3,562,743
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Issue date Feb 9, 1971
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3560957
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Patent number 3,560,957
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Issue date Feb 2, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3550114
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Patent number 3,550,114
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Issue date Dec 22, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3541445
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Patent number 3,541,445
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G01 - MEASURING TESTING
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3541315
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Patent number 3,541,315
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H03 - BASIC ELECTRONIC CIRCUITRY
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3540037
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Patent number 3,540,037
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Issue date Nov 10, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3531797
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Patent number 3,531,797
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Issue date Sep 29, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3525991
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Patent number 3,525,991
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Issue date Aug 25, 1970
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G01 - MEASURING TESTING
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3516084
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Patent number 3,516,084
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Issue date Jun 2, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY