Patent classifications
G
PHYSICS
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G09
EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
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G09G
ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
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3/00
Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
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G09G3/006
Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
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