Calculators; Pedometers; Saccharometers; Scales; Telescopes; Automatic pill counters; Car videorecorders; Densitometers not for medical use; Digital door locks; Diving suits; Electric door bells; Electrical annunciators; Electronic collars to train animals; Electronic metering faucets; Electronic plotters; Global positioning system (GPS); Graphics tablets; Height measuring instruments; Indicator lights; Infrared sensors; Instruments for measuring length; Laser level measuring apparatus; Laser...