TREA

Casey L. Carlson

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  • Edina, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Respirator facemask assembly
    • Patent number D471627
    • Issue date Mar 11, 2003
    • 3M Innovative Properties Company
    • William A. Mittelstadt
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Respirator facemask
    • Patent number D467656
    • Issue date Dec 24, 2002
    • 3M Innovative Properties Company
    • William A. Mittelstadt
    • D24 - Medical and laboratory equipment