TREA

Richard B. Johnson

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  • Mount Airy, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Transfer apparatus
    • Patent number 4,037,738
    • Issue date Jul 26, 1977
    • American Chain & Cable Company, Inc.
    • Richard B. Johnson
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Tilting tray sorting conveyor
    • Patent number 3,974,909
    • Issue date Aug 17, 1976
    • American Chain & Cable Company, Inc.
    • Richard B. Johnson
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL