Air-intake tubes and filters for after-market installation of automotive engines; Beer pumps; Centrifugal pumps; Circulating pumps; Electric pumps for swimming pool, aquarium; Fluid power component kit for machine control comprising pumps and valves; Pump diaphragms; Pump impellers; Pumps and compressors as parts of machines, motors and engines; Reciprocating vacuum pumps; Refrigerator compressors; Sewage pumps; Submersible pumps; Vertical turbine pumps; Water pumps for swimming pools