H - Electricity – 01 – J
Patent
H - Electricity
01
J
313/35.14
H01J 29/50 (2006.01)
Patent
CA 1281360
ABSTRACT OF THE DISCLOSURE The electron gun system of a color picture tube has coined depressions in the area of the apertures for the electron beams in at least one grid electrode, the coined depressions in one side of the grid electrode being concave. Preferably, this is the side of the grid electrode facing the cathode.
537699
Kniesser Karl
Kornaker Walter
Lau Bernhard
Schanz Werner
Matsushita Electric Industrial Co. Ltd.
Smart & Biggar
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