Twin Viso electrocardiograph machine with power supply DC amplifier and ECG preamp. all set into own wooden wheeled trolley, pen and ink recording, 2-channel, by Sanborn Co., USA, 1941-1955 Twin Viso electrocardiograph machine with power supply DC amplifier and ECG preamp 1941-1955
Syringe dispensing machine for use by drug addicts to limit the spread of AIDS (HIV). Operated by metal tokens it dispenses packs containing 3 syringes, 3 needles, 1 condom and replacement vending token, as well as providing a safe disposal point for used needles. Developed by the Lifeline Project Ltd, Manchester, English, 1991 Syringe dispensing machine, English, 1991 1991