TREA

Roger C. Funk

Follow

Person

  • Kent, OH, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Flow volume proportioning system
    • Patent number 4,529,000
    • Issue date Jul 16, 1985
    • Davey Tree Expert Company
    • Roger C. Funk
    • G05 - CONTROLLING REGULATING