Christopher J. Berger

Person

  • South Russell, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Oval shaped spark arresting muffler for engines

    • Patent number 5,869,793
    • Issue date Feb 9, 1999
    • Supertrapp Industries, Inc.
    • Christopher J. Berger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES