SPECTRASCAN
Electro-Optical Instruments for Measuring Color, Spectral Distribution or Radiant Energy of Displays, Light Sources and Reflectance-, namely, Colorimeters, Spectroradiometers, [ Photometers, Radiometers, Reflectometers, Transmissometers, Densitometers, Image Analyzers, Spatial Scanners ]
Registered · July 8, 1982 · 73373808 ·