| TEMPEFF TEMPEFF INC.
1834947 28 Apr 2017 | on 14 Dec 2018 | Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) A heat recovery ventilation unit for use in HVAC applications. | | | TEMPEFF & DESIGN TEMPEFF INC.
1412950 01 Oct 2008 | on 02 Dec 2009 | Class 011 Class 011 Environmental Control Instrument Products (lighting,heating,cooling,cooking) A heat recovery ventilation unit for use in HVAC applications. | | 
