Christopher W. Norvall

Person

  • Southampton, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Monitoring rod

    • Patent number 4,685,475
    • Issue date Aug 11, 1987
    • British American Tobacco Company Limited
    • Keith D. Ridler
    • A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES