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Digital coder
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Patent number 3,935,569
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Issue date Jan 27, 1976
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Compagnie Industrielle des Telecommunications Cit-Alcatel
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Francois Marcel
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H03 - BASIC ELECTRONIC CIRCUITRY
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3918035
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Patent number 3,918,035
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Issue date Nov 4, 1975
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G01 - MEASURING TESTING
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3896431
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Patent number 3,896,431
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Issue date Jul 22, 1975
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H03 - BASIC ELECTRONIC CIRCUITRY
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3829853
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Patent number 3,829,853
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Issue date Aug 13, 1974
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H03 - BASIC ELECTRONIC CIRCUITRY
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3803591
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Patent number 3,803,591
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Issue date Apr 9, 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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Issue date Mar 19, 1974
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H03 - BASIC ELECTRONIC CIRCUITRY
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3774195
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Patent number 3,774,195
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Issue date Nov 20, 1973
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G02 - OPTICS
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3737894
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Patent number 3,737,894
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Issue date Jun 5, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3735390
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Patent number 3,735,390
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Issue date May 22, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3653029
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Patent number 3,653,029
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Issue date Mar 28, 1972
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H03 - BASIC ELECTRONIC CIRCUITRY
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3644924
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Patent number 3,644,924
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Issue date Feb 22, 1972
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H03 - BASIC ELECTRONIC CIRCUITRY
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3641564
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Patent number 3,641,564
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Issue date Feb 8, 1972
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G02 - OPTICS
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3614398
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Patent number 3,614,398
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Issue date Oct 19, 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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3594766
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Patent number 3,594,766
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Issue date Jul 20, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3585631
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Patent number 3,585,631
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Issue date Jun 15, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3585635
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Patent number 3,585,635
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Issue date Jun 15, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3579228
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Patent number 3,579,228
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Issue date May 18, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3573801
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Patent number 3,573,801
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Issue date Apr 6, 1971
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G08 - SIGNALLING
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3571725
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Patent number 3,571,725
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Issue date Mar 23, 1971
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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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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3569960
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Patent number 3,569,960
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Issue date Mar 9, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3544779
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Patent number 3,544,779
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Issue date Dec 1, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3539831
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Patent number 3,539,831
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Issue date Nov 10, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3537101
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Patent number 3,537,101
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Issue date Oct 27, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3518659
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Patent number 3,518,659
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Issue date Jun 30, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3509558
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Patent number 3,509,558
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Issue date Apr 28, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3505530
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Patent number 3,505,530
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Issue date Apr 7, 1970
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3501625
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Patent number 3,501,625
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Issue date Mar 17, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3493958
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Patent number 3,493,958
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Issue date Feb 3, 1970
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G06 - COMPUTING CALCULATING COUNTING