Scientific apparatus and instruments, namely, optical mirrors and ultra-high vacuum chambers; laboratory equipment, namely, microscope slides and pipette racks; precision measuring apparatus, namely, angle finders, rain gauges, and clamp meters for measuring electricity; electric measuring devices, namely, for air conditioning technology, for nanometrology, namely, measuring tools having a pattern in the micrometer; screw-tapping gauges; gasometers measuring instruments; water level indicator...