TREA

Kurtz; Helen Lou

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  • Winona, MN, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Gear case
    • Patent number 5,676,221
    • Issue date Oct 14, 1997
    • Mackay; Carol Ann
    • Richard J. Renk
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Railway truck wear liner
    • Patent number D340890
    • Issue date Nov 2, 1993
    • Mackay; Carol Ann
    • Gordon J. Martin
    • D12 - Transportation
  • Information Patent Grant

    Filler cap
    • Patent number 5,255,815
    • Issue date Oct 26, 1993
    • Mackay; Carol Ann
    • Richard J. Renk
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Lubricant retaining device
    • Patent number 5,123,297
    • Issue date Jun 23, 1992
    • Mackay; Carol Ann
    • Richard J. Renk
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Traction motor suspension bearing lubricator
    • Patent number 5,082,089
    • Issue date Jan 21, 1992
    • Mackay; Carol Ann
    • Richard J. Renk
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lubricant restricting device
    • Patent number 5,038,631
    • Issue date Aug 13, 1991
    • Mackay; Carol Ann
    • Richard J. Renk
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...