Computer software applications, downloadable, for object identification and educational purposes; Hand-held 3D scanners; Interactive touchscreen terminals; Portable digital electronic scales; Portable handheld electronic digital video messengers for recording, storage, transmission or reproduction of visual, audio and data content; Scientific apparatus and instruments, namely, chromatography columns for use in purification in the laboratory and parts and fittings therefor; Scientific apparatu...

microscopes and parts therefor

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