90764447
Jun 9, 2021
Nov 7, 2023
Active Trademark
Air purifiers; Air purifying apparatus; Air exchangers for cleaning and purifying air; Gas scrubbers; Industrial scrubbers for removing particulate matter from the air during industrial processing, namely, impingement scrubbers, venturi scrubbers, dynamic scrubbers; Ventilating fans for commercial and industrial use
Environmental Control Apparatus