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Del-Air Systems Ltd.

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Organization

  • Humboldt, CA
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Inlet Device
    • Patent number 4,794,852
    • Issue date Jan 3, 1989
    • Del-Air Systems Ltd.
    • Dirk V. Ee
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat exchanger housing
    • Patent number D297044
    • Issue date Aug 2, 1988
    • Del-Air Systems Ltd.
    • Dirk Van Ee
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Air to air heat exchanger
    • Patent number 4,646,817
    • Issue date Mar 3, 1987
    • Del-Air Systems Ltd.
    • Dirk Van Ee
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Air-to-air heat exchanger
    • Patent number D282870
    • Issue date Mar 4, 1986
    • Del-Air Systems Ltd.
    • L. Benning
    • D23 - Environmental heating and cooling

Trademarklast 30 trademarks

  • Information Trademark

    73380904 - DEL-AIR EXCHANGER
    • Serial number 73380904
    • Registration number 1268575
    • Filing date Aug 20, 1982
    • Del-Air Systems Ltd.
    • 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes