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John Thomas

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  • Madras, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    V-slat reciprocating slat conveyors
    • Patent number 8,083,052
    • Issue date Dec 27, 2011
    • Keith Mfg. Co.
    • James Prentice Drago
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    V-SLAT RECIPROCATING SLAT CONVEYORS
    • Publication number 20120138430
    • Publication date Jun 7, 2012
    • KEITH MANUFACTURING CO.
    • James P. Drago
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    V-slat reciprocating slat conveyors
    • Publication number 20100025196
    • Publication date Feb 4, 2010
    • James Prentice Drago
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL