TREA

Christopher D. Langdon

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  • Tryon, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Soil erosion control and vegetation retardant
    • Patent number 5,584,600
    • Issue date Dec 17, 1996
    • Christopher D. Langdon
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Lawn mowers including push handles
    • Patent number 5,209,051
    • Issue date May 11, 1993
    • Christopher D. Langdon
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Distortion free window screens
    • Patent number 5,139,076
    • Issue date Aug 18, 1992
    • Christopher D. Langdon
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Lawn mowers including lift handles
    • Patent number 5,136,830
    • Issue date Aug 11, 1992
    • Christopher D. Langdon
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING