TREA

Fred Levko

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  • Chesterfield, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spring timer for fuse
    • Patent number 5,075,664
    • Issue date Dec 24, 1991
    • Cooper Industries, Inc.
    • Keith A. Spalding
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuse with improved spring timer
    • Patent number 4,992,770
    • Issue date Feb 12, 1991
    • Cooper Industries, Inc.
    • Keith A. Spalding
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High speed fuse
    • Patent number 4,972,170
    • Issue date Nov 20, 1990
    • Cooper Industries, Inc.
    • Arlie H. Ehlmann
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    End closure system for high speed fuse
    • Patent number 4,949,063
    • Issue date Aug 14, 1990
    • Cooper Industries, Inc.
    • Fred Levko
    • H01 - BASIC ELECTRIC ELEMENTS