PERFOR

Altimeters; Anemometers; Electro-dynamic apparatus for the remote control of signals; Manometers; Tachometers; Chronographs for use as specialized time recording apparatuses; Optical Apparatus and instrument for inspection of industrial components; Metronomes; Water level Indicators; Electronic sliding Calipers; Precision balances; Transparency projection apparatus; Slide or photograph projection apparatus; Transparency projection apparatus; Actinometers; Electronic speed controllers; Pedometers; Acidimeters for batteries; Clinometers; Comparators; Densimeters; Dynamometers; electric meters; Spherometers; Hydrometers; Hygrometers; Compasses for measuring; Electric Meters; Level measuring machines, Level indicators; Voltage regulators, Voltage stabilizers; Calibration devices for calibrating optical emission spectrometers; Air flow meters; Densitometers not for medical use; Flow meters