9 Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking, supervision, life-saving and teaching apparatus and instruments, namely, microscopes, medical teaching mannequins, glassware for scientific experiments in laboratories, distillation apparatus for scientific purposes, cases fitted with dissecting instruments for scientific or research purposes, photographic slides, optical scanners, weighing apparatus and instruments, distance measuring apparatus, coordinate measuring machines, instruments for measuring length, measuring cups, resistance measuring instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, electrical controllers, electrical conductors, and electrical connectors; apparatus for recording, transmission or reproduction of sound or images; blank magnetic data carriers and recording discs, namely, blank magnetic discs, blank recordable optical disks, and blank computer discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus, namely, fire extinguishers