pumps [machines]; water pumps; pump starters; pumps [parts of machines, engines or motors]; pumps, electric; pump diaphragms; pump impellers; water pumps for engines; pumps as parts of machines, motors and engines; water supply machines [pumps]; metering pumps; pumps being parts of machines, motors and engines; electric pumps; suction pumps; water pumps for hydroponics; rotary pumps; screw pumps; sump pumps; water pumps for swimming pools; pumps and compressors as parts of machines, motors and engines; electric water pumps; pumps and compressors being parts of machines, motors and engines; electrical water pumps; valves [parts of pumps]; positive displacement pumps; bilge pumps; sludge pumps; circulating pumps; mine drainage pumps; reciprocating vacuum pumps; centrifugal metering pumps; centrifugal pumps; controlled volume pumps; aeration pumps for bodies of water; diffusion pumps; silt pumps; macerator pumps; submersible pumps