TREA

David N. Ferrence

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  • Kingston, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vehicle for a freight transportation system
    • Patent number 5,131,713
    • Issue date Jul 21, 1992
    • Utdc, Inc.
    • David N. Ferrence
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Freight discharge apparatus
    • Patent number 5,078,566
    • Issue date Jan 7, 1992
    • Utdc, Inc.
    • David N. Ferrence
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Freight transportation system
    • Patent number 5,015,141
    • Issue date May 14, 1991
    • Utdc, Inc.
    • David N. Ferrence
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL