Water pumps for land vehicles; Water pumps for swimming pools; Water pumps for motors and engines; Water pumps for water filtering units; Vacuum cleaners; Water treatment equipment, namely, pumps for use in irrigation systems; Pumps for counter-current swimming; Swimming pool vacuum cleaners; Hoses for swimming pool vacuum cleaners; Counter-current swimming machines for use in swimming pools to enable swimming in place against an adjustable counter-current, featuring pumps, motor, and adjusta...