"BYO 800 mark II", peristaltic blood pump for use in renal dialysis, by Norris Industries Rushden Ltd., 1973-1975, Wellingborough Road, Rushden.
"BYO 800 mark II", peristaltic blood pump for use in renal dialysis, by Norris Industries Rushden Ltd., 1973-1975, Wellingborough Road, Rushden.