TREA

Willmar Windows Industries Ltd.

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Organization

  • Winnipeg, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ventilation window unit
    • Patent number 5,083,501
    • Issue date Jan 28, 1992
    • Willmar Windows Industries Ltd.
    • Grenville K. Yuill
    • F24 - HEATING RANGES VENTILATING