TREA

Reginald Karl Ringel

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  • Decatur, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid-filled radial seal
    • Patent number 4,300,775
    • Issue date Nov 17, 1981
    • Caterpillar Tractor Co.
    • Reginald K. Ringel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shaft seal
    • Patent number 4,151,999
    • Issue date May 1, 1979
    • Caterpillar Tractor Co.
    • Reginald K. Ringel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing means and assembly therefore
    • Patent number 4,082,299
    • Issue date Apr 4, 1978
    • Caterpillar Tractor Co.
    • William Porter Sly
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...