MAGNETIC BEAM SWITCHING CATHODE-RAY TUBE
United States Patent 3426239
Inventors:
Kushner, Lester L.
Publication Date:
02/04/1969
Assignee:
Lester, Kushner L.
Other Classes:
313/403, 348/E09.020
International Classes:
H01J31/20; H04N9/26; H01J31/10; H04N9/16; H01J29/76