Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking (supervision), life-saving and teaching apparatus and instruments, namely, compass, cameras, tape recorders, measuring rules, scales, lamps, trays, tanks, cases; electric conductors; electric switches; electric transformers; electric accumulators; electric controllers; voltage regulators for electric power; digital media, namely, pre-recorded digital video discs, digital versatile...