TREA

Nels R. Ebbesen

Follow

Person

  • Winona, MN, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Fresh air flor modulation device
    • Patent number 5,741,180
    • Issue date Apr 21, 1998
    • American Standard Inc.
    • Lunxi Peter Xia
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fresh air flow modulation device
    • Patent number 5,674,125
    • Issue date Oct 7, 1997
    • American Standard Inc.
    • Lunxi Peter Xia
    • F24 - HEATING RANGES VENTILATING