VAUGHANAIR CANADA ULC

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CROFTON, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Pre-fabricated modular fire-rated conduit assembly
- Patent number 12,188,679
- Issue date Jan 7, 2025
- VAUGHANAIR CANADA ULC
- William Christopher Duffy
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fire-rated ventilation duct and improvements therein
- Patent number 12,152,802
- Issue date Nov 26, 2024
- VAUGHANAIR CANADA ULC
- William Christopher Duffy
- F24 - HEATING RANGES VENTILATING