TREA

Donald P. Pratt

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  • Eden, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Crush-slitting structure
    • Patent number 5,775,193
    • Issue date Jul 7, 1998
    • Donald P. Pratt
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Expandable shaft
    • Patent number 5,370,337
    • Issue date Dec 6, 1994
    • Donald P. Pratt
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL