Constriction rings for use in maintaining penile rigidity in men with erectile dysfunction; Electric massage apparatus for household use; Foot massage apparatus; Inflatable life-sized dolls used in sexual activity; Massage apparatus and instruments; Massage apparatus for massaging feet, necks and backs; Massage chairs with built-in electric massage apparatus; Massagers in the nature of electromechanical massage mechanism for chairs; Massaging apparatus for personal use; Sex dolls; Sex toys; S...