73482827
May 30, 1984
Oct 22, 1985
COATED BEARING ELEMENTS, NAMELY CEMENTED CARBIDE BALLS, STEEL BALLS AND STEEL RINGS, ALL COATED WITH TITANIUMCARBIDE BY CHEMICAL VAPOR DEPOSITION
Metal GoodsTHICKNESS MEASURING GAUGES FOR THE MEASUREMENT OF COATINGS, NAMELY, FOR TESTING THE ADHESION OF THE COATINGS AND FOR DETERMINING THE THICKNESS OF THE COATINGS; CONTROL AND MEASURING UNITS FOR USE IN THE MICROMECHANICAL OPERATIONS OF TORQUE MEASUREMENT, TWISTING RESISTANCE MEASUREMENT AND MEASUREMENT OF THE TORQUE TRANSMISSION OF GEARS
Electrical and Scientific Apparatus