TREA

Distributors with electron or gas discharge tubes

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Industry

  • CPC
  • H04J3/042
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Parent Industries

HELECTRICITY H04Electric communication H04JMULTIPLEX COMMUNICATION H04J3/00Time-division multiplex systems

Current Industry

H04J3/042Distributors with electron or gas discharge tubes
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Multiplex communication system employing pulse code modulation
    • Patent number 4,396,801
    • Issue date Aug 2, 1983
    • Bell Telephone Laboratories, Incorporated
    • James O. Edson
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3541265
    • Patent number 3,541,265
    • Issue date Nov 17, 1970
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3213290
    • Patent number 3,213,290
    • Issue date Oct 19, 1965
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3124652
    • Patent number 3,124,652
    • Issue date Mar 10, 1964
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3111654
    • Patent number 3,111,654
    • Issue date Nov 19, 1963
    • G08 - SIGNALLING
  • Information Patent Grant

    3013122
    • Patent number 3,013,122
    • Issue date Dec 12, 1961
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2996665
    • Patent number 2,996,665
    • Issue date Aug 15, 1961
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2971157
    • Patent number 2,971,157
    • Issue date Feb 7, 1961
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2948795
    • Patent number 2,948,795
    • Issue date Aug 9, 1960
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2930851
    • Patent number 2,930,851
    • Issue date Mar 29, 1960
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2925491
    • Patent number 2,925,491
    • Issue date Feb 16, 1960
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2921220
    • Patent number 2,921,220
    • Issue date Jan 12, 1960
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2915634
    • Patent number 2,915,634
    • Issue date Dec 1, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2906869
    • Patent number 2,906,869
    • Issue date Sep 29, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2901603
    • Patent number 2,901,603
    • Issue date Aug 25, 1959
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    2884489
    • Patent number 2,884,489
    • Issue date Apr 28, 1959
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    2881256
    • Patent number 2,881,256
    • Issue date Apr 7, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2870247
    • Patent number 2,870,247
    • Issue date Jan 20, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2867722
    • Patent number 2,867,722
    • Issue date Jan 6, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2862060
    • Patent number 2,862,060
    • Issue date Nov 25, 1958
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    2860243
    • Patent number 2,860,243
    • Issue date Nov 11, 1958
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2851617
    • Patent number 2,851,617
    • Issue date Sep 9, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2851615
    • Patent number 2,851,615
    • Issue date Sep 9, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2844652
    • Patent number 2,844,652
    • Issue date Jul 22, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2844651
    • Patent number 2,844,651
    • Issue date Jul 22, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2837719
    • Patent number 2,837,719
    • Issue date Jun 3, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2834833
    • Patent number 2,834,833
    • Issue date May 13, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2782307
    • Patent number 2,782,307
    • Issue date Feb 19, 1957
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2780751
    • Patent number 2,780,751
    • Issue date Feb 5, 1957
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2755381
    • Patent number 2,755,381
    • Issue date Jul 17, 1956
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents