YS

Air filters for mechanical purposes; Filters and purifiers for machines, namely, filters and purifiers for removing contaminants from gases used in the semiconductor industry

Filters for air conditioning; Filters and filtering devices for air and gas conditioning; Fibrous filtering media for general industrial use in the purification of air and industrial fluids; Air filters for industrial installations; Air filters for HVAC units; Air filters for industrial use; Air filtering units; Air purification units; Air purifying units; Air purifying units for industrial use