Measurement apparatus and equipment including those for scientific, nautical, topographic, meteorologic, industrial and laboratory purposes, namely, thermometers other than for medical purposes, barometers, ammeters, voltmeters, hygrometers; testing apparatus not for medical purposes, namely, telescopes, periscopes, directional compasses, speed indicators; laboratory apparatus, namely, microscopes, magnifying glasses, binoculars, stills, ovens and furnaces for laboratory experiments; apparatu...