Measurement apparatus, equipment and indicators including those for scientific and laboratory use, laboratory equipment and apparatus, namely, abacuses, accelerometers, acid hydrometers, aerometers, air analysis apparatus, alcoholmeters, altimeters, ammeters, amplifying tubes, anemometers, apparatus and installations for the production of X-rays, not for medical purposes, apparatus and instruments for astronomy, apparatus and instruments for physics, apparatus for fermentation laboratory appa...