TREA

Russell L. Fillman

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  • Colorado Springs, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Freezeless ground hydrant and method for operating same
    • Patent number 4,653,521
    • Issue date Mar 31, 1987
    • Woodford Manufacturing Company
    • Russell L. Fillman
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Ground hydrant and method for operating same
    • Patent number 4,653,522
    • Issue date Mar 31, 1987
    • Woodford Manufacturing Company
    • Russell L. Fillman
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Vacuum breaker
    • Patent number 4,582,081
    • Issue date Apr 15, 1986
    • Woodford Manufacturing Company
    • Russell L. Fillman
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Wall hydrant
    • Patent number 4,316,481
    • Issue date Feb 23, 1982
    • Woodford Manufacturing Company
    • Russell L. Fillman
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Self-draining sill cock assembly
    • Patent number 4,178,956
    • Issue date Dec 18, 1979
    • Woodford Manufacturing Company
    • Russell L. Fillman
    • E03 - WATER SUPPLY SEWERAGE