DIGITAL SCIENTIFIC

CONTROLLERS FOR DATA ACQUISITION SYSTEMS, CONSISTING OF DATA PROCESSING INPUT-OUTPUT-NAMELY, PUNCHED CARD READERS AND PUNCHES, PUNCHED PAPERTAPE READERS AND PUNCHES, MAGNETIC TAPE UNITS, DISC STORAGE UNITS, LINE PRINTERS, GRAPH PLOTTERS, MAGNETIC DISCS AND DRUMS, OPTICAL CHARACTER READERS, CATHODE RAY TUBE DISPLAYS, DATA TRANSCRIPTION SYSTEMS, COMPRISING PUNCHED CARD READERS, PUNCHED TAPE READERS, MAGNETIC TAPE UNITS, DISC STORAGE UNITS, OPTICAL CHARACTER READERS, CARD PUNCHES, TAPE PUNCHES, LINE PRINTERS, GRAPH PLOTTERS AND CATHODE RAY TUBE DISPLAYS; DRUM TO COMPUTER CONTROLLERS; AUTOMATIC TICKETING TERMINAL; AND COMPUTER ORIENTED MAGNETIC TAPE CONTROLLERS