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Richard C. Wahl

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  • Essex Fells, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bulk bag unloader with flow regulation
    • Patent number 7,475,793
    • Issue date Jan 13, 2009
    • Richard C. Wahl
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Non-flooding set rate feeder
    • Patent number 5,007,561
    • Issue date Apr 16, 1991
    • Vibra Screw, Incoporated
    • Richard C. Wahl
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Non-flooding belt feeder
    • Patent number 4,475,669
    • Issue date Oct 9, 1984
    • Vibra-Screw, Inc.
    • Richard C. Wahl
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents