205072 ⎘
Details of cathode-ray tubes or of electron-beam tubes of the types covered by group; Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement; Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements around the neck of the tube Deflection arrangements
Beam position monitors for medical radiation machines
#2Cathode Ray Tube Deflection Yoke Securing Device
#3Cathode Ray Tube Deflection Yoke Securing Device
#4Deflection yoke and color picture tube apparatus