TREA

Jeffrey Scott Koerner

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  • Tuscon, AZ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roller type mechanical tappet
    • Patent number 5,947,069
    • Issue date Sep 7, 1999
    • Jeffrey Scott Koerner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine tappet
    • Patent number 5,860,398
    • Issue date Jan 19, 1999
    • Jeffrey Scott Koerner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES