TREA

R. Dale Pelfrey

Follow

Organization

  • Dayton, OH, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Internal combustion engine
    • Patent number 8,347,841
    • Issue date Jan 8, 2013
    • R. Dale Pelfrey
    • Riley Dale Pelfrey
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks