OHMETERS. THE OTHERS WITHOUT RECORDING DEVICE. OSCILLOSCOPES SPECTRUM ANALYZERS AND OTHER INSTRUMENTS AND APPARATUS FOR MEASURING OR CONTROLLING ELECTRICAL MAGNITUDES; INSTRUMENTS AND APPARATUS FOR THE MEASUREMENT OR DETECTION OF ALPHA BETA GAMMA X || CHAUVIN ARNOUX|| 46.46/1
OHMETERS. THE OTHERS WITHOUT RECORDING DEVICE. OSCILLOSCOPES SPECTRUM ANALYZERS AND OTHER INSTRUMENTS AND APPARATUS FOR MEASURING OR CONTROLLING ELECTRICAL MAGNITUDES; INSTRUMENTS AND APPARATUS FOR THE MEASUREMENT OR DETECTION OF ALPHA BETA GAMMA X || CHAUVIN ARNOUX|| 46.46/1