TREA

Robert J. Sparks

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  • Upland, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Storage tank ventilating and sterilizing system
    • Patent number 6,648,030
    • Issue date Nov 18, 2003
    • Robert J. Sparks
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Display apparatus
    • Patent number 4,367,000
    • Issue date Jan 4, 1983
    • Robert J. Sparks
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...