"MFG NAME TRAINER,EJECTION SEAT AND CANOPY SYSTEM; TRAINER C/O F-16C ESCAPE SYSTEM AND IS USED TO PRACTICE MAINTENANCE PROCEDURES OF THAT SYSTEM; PRODUCES 28 VDC AND 120 VAC 400 HZ FOR INTERNAL USE ONLY; GROUND NOT FIXED; DESIGN ACTIVITY,GENERAL DYNAMICS,FORT WORTH,TX"