TREA

Carl J. Olsen

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  • Hudson, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Window frame welding method
    • Patent number 6,141,874
    • Issue date Nov 7, 2000
    • Andersen Corporation
    • Carl James Olsen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Window frame welding method and product thereof
    • Patent number 5,779,384
    • Issue date Jul 14, 1998
    • Andersen Corporation
    • Carl James Olsen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Sash lock
    • Patent number 5,582,445
    • Issue date Dec 10, 1996
    • Andersen Corporation
    • Carl J. Olsen
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Sash lock
    • Patent number D350275
    • Issue date Sep 6, 1994
    • Andersen Corporation
    • Carl J. Olsen
    • D08 - Tools and hardware