John A. Mattera

Person

  • Rockville Centre, NY, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Power tool for torquing threaded pipes

    • Patent number 5,201,256
    • Issue date Apr 13, 1993
    • The Brooklyn Union Gas Company
    • Irving N. Schneider
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS