首页>
外国专利>
SYSTEM FOR ELABORATING RECORDED INFORMATION IN MAGNETICTAPE MEMORY UNITS BY WAY OF NRZI(NON RETURN TO ZERO INVERTED)AND PE(PHASE ENCODING)METHODS
SYSTEM FOR ELABORATING RECORDED INFORMATION IN MAGNETICTAPE MEMORY UNITS BY WAY OF NRZI(NON RETURN TO ZERO INVERTED)AND PE(PHASE ENCODING)METHODS