|
2022
|
P/S
|
Devices, appliances, and equipment, namely, computer hardware, recorded computer software, and el... |
|
2021
|
Invention
|
Air quality sensor system. 2) sensor are provided for sensing the ambient air. A transmitter may ... |
|
|
P/S
|
Contamination and odor removal units and controls therefore, sold as a unit, namely, air filterin... |
|
2016
|
Invention
|
Plenum for air purification system. An improved ceiling mounted air treatment system is disclosed... |
|
2015
|
Invention
|
Air purification system. An input plenum is disclosed for mounting to an air conditioning/heating... |
|
1995
|
Invention
|
Method of air purification. Air purification system where air is subjected to complex electrical ... |
|
1994
|
Invention
|
Apparatus and method of air purification. Air purification apparatus and method wherein air is su... |
|
|
Invention
|
Apparatus and method for air purification.
Air purification apparatus and method where... |
|
1993
|
Invention
|
Air purification apparatus. Air purification system where air is subjected to complex electrical ... |
|
1990
|
Invention
|
Air purification system. An air purification system for subjecting air to a complex electrical fi... |
|
|
P/S
|
CONTAMINATION AND ODOR REMOVAL UNITS AND CONTROLS THEREFOR, SOLD AS A UNIT, FOR USE WITH AIR COND... |
|
1975
|
Invention
|
Linearized odor transducer. This invention relates to an improved method and apparatus for the de... |
|
1974
|
Invention
|
Electrostatic precipitator and gas sensor control. An electrodynamic gas charge system comprising... |
|
1973
|
P/S
|
CONTAMINATION AND ODOR REMOVAL AND CONTROL UNITS |
