Hand held sign
Hand held sign
Hand held sign
Hand held signal device
Hand held teaching machine
Hand held transparency projector with simple advance mechanism
Hand held warning bell
Hand hygiene system
Hand lamp
Hand manipulated data apparatus for computers and video games
Hand operated cursor control system for a computer
Hand operated label printing machine
Hand proximity detector
Hand scanner for reading bar codes
Hand tearable patterned retroreflective material
Hand tool for balancing a rotatable body
Hand vacuum pump
Hand worn input device
Hand writing text input system
Hand-carried led polariscope