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  • CPC
  • H04L17/06
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Parent Industries

HELECTRICITY H04Electric communication H04LTRANSMISSION OF DIGITAL INFORMATION H04L17/00Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements

Current Industry

H04L17/06Contact operating means
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Altered-length messages in interrupted-clock transmission systems
    • Patent number 5,138,634
    • Issue date Aug 11, 1992
    • Stephen L. Knapp
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Bounce dampening system for switch actuators
    • Patent number 4,264,225
    • Issue date Apr 28, 1981
    • International Business Machines Corporation
    • John N. Cassell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3154637
    • Patent number 3,154,637
    • Issue date Oct 27, 1964
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3104388
    • Patent number 3,104,388
    • Issue date Sep 17, 1963
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3084218
    • Patent number 3,084,218
    • Issue date Apr 2, 1963
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2963545
    • Patent number 2,963,545
    • Issue date Dec 6, 1960
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2879333
    • Patent number 2,879,333
    • Issue date Mar 24, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2877301
    • Patent number 2,877,301
    • Issue date Mar 10, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2824914
    • Patent number 2,824,914
    • Issue date Feb 25, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2795646
    • Patent number 2,795,646
    • Issue date Jun 11, 1957
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2781415
    • Patent number 2,781,415
    • Issue date Feb 12, 1957
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2691062
    • Patent number 2,691,062
    • Issue date Oct 5, 1954
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2657260
    • Patent number 2,657,260
    • Issue date Oct 27, 1953
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2651676
    • Patent number 2,651,676
    • Issue date Sep 8, 1953
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2607848
    • Patent number 2,607,848
    • Issue date Aug 19, 1952
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2553556
    • Patent number 2,553,556
    • Issue date May 22, 1951
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2534494
    • Patent number 2,534,494
    • Issue date Dec 19, 1950
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2521353
    • Patent number 2,521,353
    • Issue date Sep 5, 1950
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2408754
    • Patent number 2,408,754
    • Issue date Oct 8, 1946
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2345137
    • Patent number 2,345,137
    • Issue date Mar 28, 1944
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2343404
    • Patent number 2,343,404
    • Issue date Mar 7, 1944
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2284322
    • Patent number 2,284,322
    • Issue date May 26, 1942
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2274911
    • Patent number 2,274,911
    • Issue date Mar 3, 1942
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2247162
    • Patent number 2,247,162
    • Issue date Jun 24, 1941
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2234832
    • Patent number 2,234,832
    • Issue date Mar 11, 1941
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2220498
    • Patent number 2,220,498
    • Issue date Nov 5, 1940
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2168423
    • Patent number 2,168,423
    • Issue date Aug 8, 1939
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2167528
    • Patent number 2,167,528
    • Issue date Jul 25, 1939
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2163302
    • Patent number 2,163,302
    • Issue date Jun 20, 1939
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2161564
    • Patent number 2,161,564
    • Issue date Jun 6, 1939
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents