TREA

Virtudes R. Lund

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light blocking transparency assembly
    • Patent number 5,763,056
    • Issue date Jun 9, 1998
    • Minnesota Mining and Manufacturing Company
    • Virtudes Ramirez Lund
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Carbon monoxide monitoring system
    • Patent number 4,256,694
    • Issue date Mar 17, 1981
    • Minnesota Mining and Manufacturing Company
    • Jerome W. McAllister
    • G01 - MEASURING TESTING