TREA

Donald W. Ruehmann

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  • Fort Collins, CO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Insulated switch arrangement for electric motor
    • Patent number 4,229,634
    • Issue date Oct 21, 1980
    • Teledyne Industries, Inc.
    • Clarence J. Hickman
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Dental syringe
    • Patent number 4,108,167
    • Issue date Aug 22, 1978
    • Teledyne Industries, Inc.
    • Clarence J. Hickman
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Spray nozzles
    • Patent number 3,958,756
    • Issue date May 25, 1976
    • Teledyne Water Pik
    • John Trenary
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...