Andrew James Dalziel Ritchie

Person

  • Chatham, NJ, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Crankcase lubricant for heavy duty diesel oil

    • Patent number RE39648
    • Issue date May 22, 2007
    • Infineum USA L.P.
    • Edward Francis Outten
    • 508 - Solid anti-friction devices, materials therefor, lubricant or separant...