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Publication of BE690109ApublicationCriticalpatent/BE690109A/xx
G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
G06G7/75—Analogue computers for specific processes, systems or devices, e.g. simulators for component analysis, e.g. of mixtures, of colours
G—PHYSICS
G01—MEASURING; TESTING
G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY