Universal clipping plug

Universal door safety system

Universal door striker plate that permits continuous adjustment

Universal electronics lock

Universal garage door opener

Universal hinge

Universal impact-hinder device

Universal lock and key

Universal lock assembly

Universal lock bar

Universal lock cylinder

Universal lock handle assembly for casement windows

Universal mounting plate for door opener

Universal or multiple-purpose folding ladder

Universal power operator

Universal security system (u.s.s.)

Universal stop for a slidable window

Universal window sash lock for a variety of windows

Universal wrap security device

Unlocking device for supplemental door lock