Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking, life-saving and teaching apparatus and instruments, namely, microscope slides, cameras, and levelling rods for surveying; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers and recording discs, sold blank; compact discs and DVDs featuring music performances, nature documentaries, and motion picture comedies and dramas; blank digital s...