air sampling apparatus intended for particulate or microbiological monitoring

APPARATUS, NAMELY, A DIAGNOSTIC MACHINE FOR TESTING AIR FILTER APPARATUS, NAMELY, AIR FILTRATION SYSTEMS AND AIR FILTERS, IN AUTOMOBILE HEATING, AUTOMOBILE REFRIGERATION AND AUTOMOBILE VENTILATION SYSTEMS

air quality sampling device, namely, testing sample collection equipment in the nature of particulate sample containers for use in measuring, analyzing and testing air quality