73362189
Apr 28, 1982
Jan 3, 1984
Machines for Pneumatic Conveying of Refuse, for Recovery of Materials from Solid Waste, for Cleaning, Polishing, Sorting and Conveying Grain; Seed Cleaning Machines and Mills and Feed Mills; Paint Applying Machines; and Wet Scrubbers
MachineryElectrostatic Precipitators for Collection of Particulate Emissions; Industrial Vacuum Cleaners
Electrical and Scientific ApparatusAir Conditioners, Ventilators, Cassette and Bag Filters, Air Dryers, Heat Exchangers for Heat Recovery, Commercial and Industrial Water Recoolers, Thermal Incinerators, and Machines for Heat Drying Pulp, Paper and Wood Products
Environmental Control Apparatus