Ammeters; Anemometers; Capacitors; Densimeters; Flowmeters; Galvanometers; Hygrometers; Inclinometers; Micrometers; Modems; Oscillographs; Saccharometers; Scales; Telescopes; Voltmeters; Air analysis apparatus; Appliances for measuring the thickness of leather; Couplings, electric; Electric connections; Electric contacts; Electrical plugs and sockets; Graduated rulers; Laboratory equipment and supplies, namely, calipers; Measuring apparatus, namely, clamp meters for measuring electricity; Mea...