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Patents Grantslast 30 patents

  • Information Patent Grant

    Stem seal for tapered lubricated plug valves

    • Patent number 4,619,283
    • Issue date Oct 28, 1986
    • Rockwell International Corporation
    • E. Frederick Schoeneweis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3414002

    • Patent number 3,414,002
    • Issue date Dec 3, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3371676

    • Patent number 3,371,676
    • Issue date Mar 5, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3192942

    • Patent number 3,192,942
    • Issue date Jul 6, 1965
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3115151

    • Patent number 3,115,151
    • Issue date Dec 24, 1963
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3069130

    • Patent number 3,069,130
    • Issue date Dec 18, 1962
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2945668

    • Patent number 2,945,668
    • Issue date Jul 19, 1960
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2931380

    • Patent number 2,931,380
    • Issue date Apr 5, 1960
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2788016

    • Patent number 2,788,016
    • Issue date Apr 9, 1957
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2788017

    • Patent number 2,788,017
    • Issue date Apr 9, 1957
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2767729

    • Patent number 2,767,729
    • Issue date Oct 23, 1956
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2651490

    • Patent number 2,651,490
    • Issue date Sep 8, 1953
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2649274

    • Patent number 2,649,274
    • Issue date Aug 18, 1953
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2584937

    • Patent number 2,584,937
    • Issue date Feb 5, 1952
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2540668

    • Patent number 2,540,668
    • Issue date Feb 6, 1951
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2454389

    • Patent number 2,454,389
    • Issue date Nov 23, 1948
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2431299

    • Patent number 2,431,299
    • Issue date Nov 18, 1947
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2354864

    • Patent number 2,354,864
    • Issue date Aug 1, 1944
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2289720

    • Patent number 2,289,720
    • Issue date Jul 14, 1942
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2282488

    • Patent number 2,282,488
    • Issue date May 12, 1942
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2281697

    • Patent number 2,281,697
    • Issue date May 5, 1942
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2229120

    • Patent number 2,229,120
    • Issue date Jan 21, 1941
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2216150

    • Patent number 2,216,150
    • Issue date Oct 1, 1940
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2191815

    • Patent number 2,191,815
    • Issue date Feb 27, 1940
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2182930

    • Patent number 2,182,930
    • Issue date Dec 12, 1939
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2175867

    • Patent number 2,175,867
    • Issue date Oct 10, 1939
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2168903

    • Patent number 2,168,903
    • Issue date Aug 8, 1939
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2111597

    • Patent number 2,111,597
    • Issue date Mar 22, 1938
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2102211

    • Patent number 2,102,211
    • Issue date Dec 14, 1937
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2099169

    • Patent number 2,099,169
    • Issue date Nov 16, 1937
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...