(under subclass 44) Subject matter including means to deflect the electron beam.
SEE OR SEARCH THIS CLASS, SUBCLASS:
41, for amplifiers having gas or vapor tube amplifying devices including those having means to deflect the ionized gas or vapor stream.
65, for amplifiers including vacuum tube amplifying devices having distinctive structural characteristics or specific structural details not elsewhere provided for in the schedule.
SEE OR SEARCH CLASS
313, Electric Lamp and Discharge Devices, 421+, for cathode-ray tubes, per se, having electron stream or beam deflecting means.
315, Electric Lamp and Discharge Devices: Systems,
364+, for cathode- ray tubes with means for deflecting the cathode ray.
