TREA

John A. McCracken

Follow

Person

  • Camarillo, CA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Aligned stretched surface recording medium
    • Patent number 4,887,178
    • Issue date Dec 12, 1989
    • Minnesota Mining and Manufacturing Company
    • John A. McCracken
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Automatic tracking signal analyzer
    • Patent number 3,978,403
    • Issue date Aug 31, 1976
    • Minnesota Mining and Manufacturing Company
    • Richard S. Mansfield
    • G01 - MEASURING TESTING