73341834
Dec 15, 1981
Apr 30, 1985
Pumps for Swimming Pool Water Supply and Recirculation, Swimming Pool Suction Cleaners, Vacuum Heads Therefor, and Brushes Sold as a Unit Therewith; and Extension Handles for Use with Swimming Pool Suction Cleaners
MachineryCombination Manual and Automatic Valves for Swimming Pool Water Supply and Recirculation
Electrical and Scientific ApparatusSwimming Pool Skimmer Boxes of the Nature of Strainer or Filter, Swimming Pool Filtration Units and Parts Thereof-Namely, Water Filters and Change-Over Valves for Water Filters, and Underwater Electric Light Fittings
Environmental Control Apparatus