73328263
Sep 16, 1981
Feb 21, 1984
Industrial Washers-Namely, Washers for Washing Machinery; and, Material Handling Apparatus-Namely, Belt and Chain Conveyors
MachineryIndustrial Ovens and Furnaces-Namely, Ovens for Curing Paint and Ovens for Tempering Metal; and, Furnaces for Heating and Heat Treating Metals and Furnaces Associated with Boilers
Environmental Control Apparatus