[Class : 9] Scientific, Nautical, Surveying, Photographic, Cinematographic, Optical, Weighing, Measuring, Signalling, Checking (Supervision), Apparatus For Life Saving (Helmet Etc.), Teaching Conducting, Switching, Transforming, Accumulating, Regulating Or Controlling Electricity; Recording, Transmission Or Reproduction Of Sound Or Images; Magnetic Data Carriers, Recording D...