9 Breathing apparatus for underwater swimming; Data processing equipment, namely, couplers; Diagnostic apparatus for testing food; Distance measuring apparatus; Electric locks; Loudspeakers; Measuring apparatus, namely, laser distance meters; Rangefinders for golf; Rechargeable batteries; Teaching robots; Thermometers, not for medical purposes; Computer-controlled apparatus for testing and measuring radio frequency signals, concentrations of gas and liquids, audio signals; Electronic devices for measuring electric current; Laser rangefinders