IN138327BIN1894/CAL/1973AIN1894CA1973AIN138327BIN 138327 BIN138327 BIN 138327BIN 1894CA1973 AIN1894CA1973 AIN 1894CA1973AIN 138327 BIN138327 BIN 138327B
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Priority claimed from GB820473Aexternal-prioritypatent/GB1391412A/en
Application filed by Burroughs CorpfiledCriticalBurroughs Corp
Publication of IN138327BpublicationCriticalpatent/IN138327B/en