9 Scientific, nautical, surveying apparatus and instruments, namely, conductivity meters; electronic navigational and positioning apparatus and instruments, monitoring instruments, namely, sensors for supervising, checking, metering, signalling or indicating fluid levels, temperatures, valves, switches, electrical power, and speeds; electric and electronic apparatus and instruments for nautical purposes, not included in other classes, namely, electronic navigational and positioning instruments, radar detection instruments, heading instruments, namely, compasses magnetic and non-magnetic directional compasses for marine use, keyboards, trackballs, simulators for the steering and control of vessels, vehicles, marine depth finders, depth gauges, computer software for determining depth and draught information; video monitors to view charts, heading instruments, radar images, speeds, temperatures, fluid levels, valves, electrical power, and switches; metal cabinets specially adapted to protect telecommunications equipment in the nature of fiber optic cables, electrical power supplies; apparatus for recording, transmission or reproduction of sound or images; blank optical video, audio and other data carriers; apparatus for data processing; computers; radar apparatus; data communication and telecommunications equipment, namely, telecommunication cables, telecommunication exchangers, telecommunication instruments, namely, transmitters, receivers, transformers, fuses; navigation apparatus for boats and location determination apparatus and devices, namely, GPS tracking devices; marine hydrographic depth finders and sonars; movement and vibration detection apparatus; cameras, including thermal imaging cameras; electrical positioning controllers