|
2021
|
P/S
|
Ventilation fan accessories, namely, grilles, heat registers, heat diffusers for use in HVAC units |
|
2020
|
Invention
|
Ventilation system for a large industrial space. Method and apparatus for ventilating an interior... |
|
|
Invention
|
Multi-component whole house fan system. Apparatus and method for ventilating a building structure... |
|
|
Invention
|
Ventilation system with tapered flexible conduit.
A tapered flexible conduit and a ventilation s... |
|
2016
|
Invention
|
Aerodynamic motor mount assembly for an air impeller. An aerodynamic motor mount assembly enhance... |
|
2015
|
P/S
|
Ventilating exhaust fans; Ventilating fans for residential cooling; Air-conditioning, air cooling... |
|
|
Invention
|
Fan |
|
2007
|
P/S
|
Ventilating exhaust fans |
|
2000
|
P/S
|
retail and wholesale distributorships featuring heating, ventilating, and air conditioning (HVAC)... |
