TREA

Paul W. Cummings Jr.

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  • Worcester, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Waste water treatment apparatus
    • Patent number 5,348,650
    • Issue date Sep 20, 1994
    • Aeration Engineering Resources Corporation
    • Paul W. Cummings
    • B08 - CLEANING
  • Information Patent Grant

    Waste water treatment process
    • Patent number 5,051,193
    • Issue date Sep 24, 1991
    • Aeration Engineering Resources Corporation
    • Paul W. Cummings
    • B08 - CLEANING
  • Information Patent Grant

    Pipe support
    • Patent number 4,428,893
    • Issue date Jan 31, 1984
    • Norton Co.
    • Paul W. Cummings
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE