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Ronald S. Berkich

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  • Leola, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Clamping tool
    • Patent number 4,793,225
    • Issue date Dec 27, 1988
    • Ronald Berkich
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Slip-on screwdriver ratchet
    • Patent number 4,546,677
    • Issue date Oct 15, 1985
    • Ronald S. Berkich
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS