TREA

Per J. Karlsson

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  • Sodertalje, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Reversible torque converter
    • Patent number 4,649,774
    • Issue date Mar 17, 1987
    • Norbar Torque Tools Ltd.
    • Per J. Karlsson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS