Electronic and optical communications instruments and components, namely, digital transmitters; Electronic and optical communications instruments and components, namely, optical data links; Electronic and optical communications instruments and components, namely, optical receivers; Electronic and optical communications instruments and components, namely, optical transceivers; Electronic and optical communications instruments and components, namely, optical transmitters; Electronic apparatus for the remote control of industrial operations; Electronic apparatus, namely, motion detectors; Electronic black boxes for recording data; Electronic carbon dioxide monitors, other than for medical purposes; Electronic circuit board; Electronic circuit cards; Electronic circuits; Electronic components for computers; Electronic computers; Electronic control circuits for lightng, hvac, automation; Electronic control systems for machines; Electronic controllers for servo motors; Electronic controllers used to reduce power consumption; Electronic controls for motors; Electronic LCD display unit with multi-networking (TCP/IP) capabilities; Electronic motion sensitive switches; Electronic motor switches for switching off motors; Electronic navigational and positioning apparatus and instruments; Electronic numeric displays; Electronic proximity sensors and switches; Electronic resolvers; Electronic servo motor controllers; Electronic speed controllers; Electronic touch sensitive switches; Electric and electronic circuits; Electric or electronic sensors for temperature; Occupancy sensors, namely, electronic devices which detect the presence of occupants and control the lighting system accordingly; Portable electronic recorder for measuring and recording multiple voltage, current and thermocouple readings from various transducers; Printed electronic circuits; Printed electronic circuits for apparatus and cards bearing integrated circuits; Programmable electronic controllers for lighting, hvac, automation; Receivers of electronic signals; Signal splitters for electronic apparatus; Transmitters of electronic signals