26 ELECTRONIC EQUIPMENT-NAMELY, TEACHING MACHINES WHICH ARE AUDIO-VISUAL, TACTILE RESPONSIVE TEACHING MACHINES FOR ACADEMIC SUBJECTS SUCH AS HISTORY, MATHEMATICS, READING AND WRITING
THE LETTERS "ERE" ARE LINED IN THE DRAWING WITH THE COLOR BLUE, BUT COLOR IS NOT AN ESSENTIAL OF THE MARK AND APPLICANT DISCLAIMS THE COLOR BLUE AS AN INTEGRAL PORTION OF THE MARK.