TREA

Jens Christian Krogsrud

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  • Oslo 3, NO
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Patents Grantslast 30 patents

  • Information Patent Grant

    Counterbalanced arm assembly
    • Patent number 4,846,434
    • Issue date Jul 11, 1989
    • Jac Jacobsen Industrier A.S.
    • Jens C. Krogsrud
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Asymmetric lamp
    • Patent number 4,683,526
    • Issue date Jul 28, 1987
    • Jac Jacobsen A/S
    • Jens C. Krogsrud
    • F21 - LIGHTING
  • Information Patent Grant

    Lamp
    • Patent number 4,298,921
    • Issue date Nov 3, 1981
    • Jac Jacobsen A/S
    • Jens C. Krogsrud
    • F21 - LIGHTING
  • Information Patent Grant

    Lamp
    • Patent number 4,280,172
    • Issue date Jul 21, 1981
    • Jens C. Krogsrud
    • F21 - LIGHTING
  • Information Patent Grant

    Counterbalanced arm
    • Patent number 4,160,536
    • Issue date Jul 10, 1979
    • Jac. Jacobsen A/S
    • Jens C. Krogsrud
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Equapoised lamp and new counterbalanced arm assemblies
    • Patent number 4,080,530
    • Issue date Mar 21, 1978
    • Jens Christian Krogsrud
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...