Aerating pumps for aquaria; Can openers, electric; Car washing machines; Chamfering machines; Chick brooders; Chucks for power drills; Circulating pumps; Dishwashers for household purposes; Drycleaning machines; Electric potato peelers; Electronic feeders for animals; Lawn and garden string trimmer spools; Pond and water garden aeration systems comprising water pumps, air compressors, air blowers and a finned wheel for pressurizing and aerating ponds and aquariums; Pump control valves; Yarn t...