73071197
Dec 8, 1975
Feb 20, 1979
TYPESETTING COMPUTER SYSTEMS COMPRISING TYPESETTING COMPUTER TERMINALS AND COMPUTERS, AND RELATED EQUIPMENT-NAMELY, TAPE PUNCHES, AND MAGNETIC TAPE CASSETTE RECORDERS AND PLAYBACK DEVICES FOR USE WITH TYPESETTING COMPUTER TERMINALS AND COMPUTERS ONLY, AND NOT FOR PURPOSES OF AUDIO REPRODUCTION OF SOUNDS
Electrical and Scientific Apparatus