TREA

Donald Frisbie

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  • Northfield, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ear corn selection and trimming device
    • Patent number 5,238,121
    • Issue date Aug 24, 1993
    • Computer Controlled Machines of Mn., Inc.
    • Donald Frisbie
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Article orientation device
    • Patent number 4,413,722
    • Issue date Nov 8, 1983
    • Donald Frisbie
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Article orientation device
    • Patent number 4,225,031
    • Issue date Sep 30, 1980
    • Donald Frisbie
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL