BELDEX

chemical machines and apparatus for chemical treatment, namely adsorbers, separators, extractors and sorters

measuring apparatus and instruments, namely angle dividing apparatus, apparatus and instruments for testing straightness, optical projectors, length gauges, gauge comparators, surface roughness testers, apparatus and instruments for testing flatness, apparatus and instruments for automatically controlling pressure, and fluid flow automatic control apparatus and instruments; electrical and magnetic measuring instruments, namely oscillographs, current or voltage detectors, leakage detectors, magnetic measuring instruments, frequency meters, resistance measuring instruments, voltmeters, ammeters, signal generators, oscillators, and capacitance measuring instruments; optical apparatus and instruments, namely magnifiers, lens barrels, metallurgical microscopes, reflectors, lenses and stereoscopes; magnetic tapes which contain computer programs for controlling measuring apparatus; electric calculators; arc-welding apparatus; electrical apparatus for automatically opening and closing a door