TREA

Harold R. Henderson

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  • Lancaster, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Exothermic cutting electrode
    • Patent number 4,864,093
    • Issue date Sep 5, 1989
    • Arcair Company
    • Harold R. Henderson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Exothermic cutting electrode
    • Patent number 4,787,142
    • Issue date Nov 29, 1988
    • Arcair Company
    • Harold R. Henderson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Exothermic cutting electrode
    • Patent number 4,697,791
    • Issue date Oct 6, 1987
    • Arcair Company
    • Harold R. Henderson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR