Leslie Kay OBE (14 January 1922 – 2 June 2020) was a British–New Zealand electrical engineer, particularly known for the development of ultrasonic devices to assist the blind.
Leslie Kay OBE (14 January 1922 – 2 June 2020) was a British–New Zealand electrical engineer, particularly known for the development of ultrasonic devices to assist the blind. (en)
Leslie Kay OBE (14 January 1922 – 2 June 2020) was a British–New Zealand electrical engineer, particularly known for the development of ultrasonic devices to assist the blind. (en)