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DEVICE FOR PRODUCING STIMULATED INFRARED EMISSION,IRASER,BY MEANS OF AN ELECTRIC DISCHARGE IN A GAS MIXTURE CONSISTING AT LEAST PARTLY OF CARBONIC ACID AND DISCHARGE TUBE FOR SUCH A DIVICE
DEVICE FOR PRODUCING STIMULATED INFRARED EMISSION,IRASER,BY MEANS OF AN ELECTRIC DISCHARGE IN A GAS MIXTURE CONSISTING AT LEAST PARTLY OF CARBONIC ACID AND DISCHARGE TUBE FOR SUCH A DIVICE