OT

ELECTRONIC AND ELECTROMECHANICAL ASSEMBLIES AND SUBASSEMBLIES USED PRIMARILY IN COMPUTING AND CONTROL SYSTEMS-NAMELY, COMPUTING SERVOMODULES, COMPUTERS, AND PLOTTERS; SYNCHRO-TODIGITAL CONVERTERS, TEST SETS, TIMERS, TORQUE RECEIVERS, AND DATA RECORDERS

TECHNICAL PUBLICATIONS-NAMELY, ENGINEERING STUDY REPORTS, DRAWINGS, INSTRUCTION AND MAINTENANCE MANUALS