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Andrew James Dalziel Ritchie
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Chatham, NJ, US
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last 30 patents
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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...