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G. James Johnston

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  • Hamburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    High performance engine oil
    • Patent number 6,713,438
    • Issue date Mar 30, 2004
    • Mobil Oil Corporation
    • David J. Baillargeon
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...