TREA

Fred Z. Sitkins

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  • Wyandotte, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Carton opening device
    • Patent number 4,199,833
    • Issue date Apr 29, 1980
    • Fred Z. Sitkins
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS