TREA

Harry J. Hadfield

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  • Califon, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Grenade fuze
    • Patent number 4,063,514
    • Issue date Dec 20, 1977
    • The United States of America as represented by the Secretary of the Army
    • Harry J. Hadfield
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Self-destruct delay fuze
    • Patent number 3,998,164
    • Issue date Dec 21, 1976
    • The United States of America as represented by the Secretary of the Army
    • Harry J. Hadfield
    • F42 - AMMUNITION BLASTING