TREA

Spencer Brian Larson

Follow

Person

  • South St. Paul, MN, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Solid cast detergent dispenser with insert for holding noncompatibl...
    • Patent number 4,571,327
    • Issue date Feb 18, 1986
    • Economics Laboratory, Inc.
    • Spencer B. Larson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Solid block detergent dispenser
    • Patent number 4,426,362
    • Issue date Jan 17, 1984
    • Economics Laboratory, Inc.
    • James L. Copeland
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Powder detergent dispenser
    • Patent number D248103
    • Issue date Jun 6, 1978
    • Economics Laboratory, Inc.
    • Spencer Brian Larson
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Powdered detergent dispenser
    • Patent number 4,063,663
    • Issue date Dec 20, 1977
    • Economics Laboratory, Inc.
    • Spencer Brian Larson
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...