Body armor; Burglar alarms; Cases for mobile phones; Computer heat sinks; Computer keypads; Dog whistles; Electrical wires; Electronic door alarms; Fire hoses; Fireproof garments; Hydrometers; Light switches; Magnetically encoded identity cards; Magnetically encoded key cards; Magnifying lenses; Measuring tapes; Memory cards; Mobile phone straps; Monocular frames; Motorcycle helmets; Musical instrument amplifiers; Pocket translators; Protective ear covering shields; Safety helmets; Sirens; Sm...