TREA

Charles E. Nelson

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  • Roseville, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Recording medium annealing process
    • Patent number RE34765
    • Issue date Oct 25, 1994
    • Minnesota Mining and Manufacturing Company
    • Jerry L. Alexander
    • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • Information Patent Grant

    Stable stretched surface recording medium
    • Patent number RE33187
    • Issue date Mar 27, 1990
    • Minnesota Mining and Manufacturing Company
    • Jerry L. Alexander
    • 428 - Stock material or miscellaneous articles
  • Information Patent Grant

    Recording medium annealing process
    • Patent number 4,729,805
    • Issue date Mar 8, 1988
    • Minnesota Mining and Manufacturing Company
    • Jerry L. Alexander
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Stable stretched surface recording medium
    • Patent number 4,623,570
    • Issue date Nov 18, 1986
    • Minnesota Mining and Manufacturing Company
    • Jerry L. Alexander
    • G11 - INFORMATION STORAGE