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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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3812481
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Patent number 3,812,481
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Issue date May 21, 1974
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G01 - MEASURING TESTING
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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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3729621
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Patent number 3,729,621
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Issue date Apr 24, 1973
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G01 - MEASURING TESTING
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3728715
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Patent number 3,728,715
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Issue date Apr 17, 1973
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G01 - MEASURING TESTING
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3725904
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Patent number 3,725,904
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Issue date Apr 3, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3725902
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Patent number 3,725,902
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Issue date Apr 3, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3717869
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Patent number 3,717,869
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Issue date Feb 20, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3710360
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Patent number 3,710,360
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Issue date Jan 9, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3671750
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Patent number 3,671,750
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Issue date Jun 20, 1972
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H03 - BASIC ELECTRONIC CIRCUITRY
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3648276
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Patent number 3,648,276
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Issue date Mar 7, 1972
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G01 - MEASURING TESTING
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3618074
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Patent number 3,618,074
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Issue date Nov 2, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3603978
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Patent number 3,603,978
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Issue date Sep 7, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3591841
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Patent number 3,591,841
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Issue date Jul 6, 1971
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G01 - MEASURING TESTING
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3588887
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Patent number 3,588,887
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Issue date Jun 28, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3577085
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Patent number 3,577,085
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Issue date May 4, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3573806
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Patent number 3,573,806
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Issue date Apr 6, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3573471
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Patent number 3,573,471
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Issue date Apr 6, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3568180
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Patent number 3,568,180
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Issue date Mar 2, 1971
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G01 - MEASURING TESTING
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3566049
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Patent number 3,566,049
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3562739
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Patent number 3,562,739
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Issue date Feb 9, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3560961
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Patent number 3,560,961
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Issue date Feb 2, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3553466
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Patent number 3,553,466
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Issue date Jan 5, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3553683
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Patent number 3,553,683
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Issue date Jan 5, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3553682
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Patent number 3,553,682
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Issue date Jan 5, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3548397
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Patent number 3,548,397
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Issue date Dec 15, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3543375
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Patent number 3,543,375
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3540036
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Patent number 3,540,036
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Issue date Nov 10, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3540040
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Patent number 3,540,040
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Issue date Nov 10, 1970
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G01 - MEASURING TESTING
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3534360
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Patent number 3,534,360
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Issue date Oct 13, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY