Spencer J. Porter

Person

  • Mentor, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Resistance welding tool

    • Patent number 5,079,400
    • Issue date Jan 7, 1992
    • Eltech Systems Corporation
    • Clement A. Firlotte
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR