26 ELECTRICAL AND ELECTRONIC COMMUNICATION SYSTEM UTILIZING COMPUTERIZED DATA STORAGE, INPUT/OUTPUT CONVERSION UNITS, AND PHONE COMMUNICATION, IN TEACHING LABORATORIES DESIGNED FOR TRAINING CHILDREN WITH LEARNING DISABILITIES
Trademark Events
Jan 18, 1993
Expired Sec. 9
Jul 18, 1978
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.