Computer software platforms, downloadable, for use in the operation of scientific, Nautical, Surveying, Photographic, Cinematographic, Optical, Weighing, Measuring, Signalling, Checking and supervision, Life-Saving and Teaching Apparatus and Instruments; Apparatus and Instruments for Conducting, Switching, Transforming, Accumulating, Regulating or Controlling the distribution or use of Electricity; Apparatus for Recording, Transmission or Reproduction of Sound or Images; Blank Magnetic Data C...