Richard E. Widdowson

Person

  • Clayton, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid fuel lamp

    • Patent number 6,250,912
    • Issue date Jun 26, 2001
    • Widdowson Enterprise Inc.
    • Richard E. Widdowson
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES