


Analogue Scan Convertor.
1974

Ultrasonic therapy equipment
1970
Sonicaid Vasoscan Doppler machine
1983-1984
Doppler blood flow detector
1968
Doppler ‘Alfred’ all frequency Ultrasonic Doppler
1980
Transcutaneous Aortic Velograph
1974
1974
1970
1983-1984
1968
1980
1974