Automatic swimming pool cleaners and parts therefor; Car washing and vacuuming equipment, namely, machines for washing the exterior surface of an automobile vehicle and vacuuming the interior of such vehicle, where the equipment is manually-operated by the user; Car washing machines; Counter-current swimming machines for use in swimming pools to enable swimming in place against an adjustable counter-current, featuring pumps, motor, and adjustable current director outlets; Dust exhausting inst...