Aerating pumps for aquaria; Aquarium pumps; Circulating pumps; Electronic feeders for animals; Mechanized feeders for animals; Mechanized livestock feeders; Pond and water garden aeration systems comprising water pumps, air compressors, air blowers and a finned wheel for pressurizing and aerating ponds and aquariums; Pumps and compressors as parts of machines, motors and engines; Submersible pumps; Sump pumps; Water aeration systems comprising water pumps, air compressors and air blowers; Wat...