AIRDOC

Gas-scrubbing chemical preparations for sanitary purposes in maintaining respirable air within a closed space

Portable metal buildings that define a substantially closed space for containing respirable air for commercial use; accessories for the above-mentioned goods, namely, metal doors and structural parts thereof for structures defining the substantially closed space for maintaining respirable air

Accessories for apparatus for maintaining respirable air within a closed space, namely, air quality measurement units consisting of particle counters, electrochemical monitors, absorption spectrophotometers and gas chromatographs, for measuring the relative proportion of toxic gases in ambient air, industrial automation controls for activating air purging units upon detection of non-respirable

Apparatus for maintaining respirable air within a closed space, namely, ventilators, air purification units, air cleaning units, air-conditioning units, gas scrubbers and electro-chemical flue gas scrubbing machines, air filtering installations and air purging units to flush air from a substantially closed space * all for use within the field of industry * ; accessories for ventilators, air purification units, air cleaning units, air-conditioning units, gas scrubbers, electro-chemical flue gas scrubbing machines, air filtering installations, air purging units, namely, replacement air filters for industrial installations * all for use within the field of industry *

Portable non-metal buildings that define a substantially closed space for containing respirable air for commercial use; accessories for portable non-metal buildings, namely, non-metal doors and structural parts thereof for portable non-metal structures for defining a substantially closed space for maintaining respirable air