TREA

Jan Synek

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Subscriber station network
    • Patent number 4,400,589
    • Issue date Aug 23, 1983
    • United Networks, Inc.
    • Jan Synek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Subscriber station network
    • Patent number 4,303,805
    • Issue date Dec 1, 1981
    • United Networks, Inc.
    • Jan Synek
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Dialing system
    • Patent number 4,232,200
    • Issue date Nov 4, 1980
    • United Networks, Inc.
    • Alfred M. Hestad
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Push button to rotary dial converter systems
    • Patent number 4,167,655
    • Issue date Sep 11, 1979
    • United Networks Inc.
    • Alfred M. Hestad
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE