Document Type and Number:
Japanese Patent JPS5226854
Kind Code:
B2
Application Number:
JP9083372A
Publication Date:
July 16, 1977
Filing Date:
September 08, 1972
Export Citation:
International Classes:
H01J29/45; H01J31/46; H04N9/04; H04N9/07; (IPC1-7): H04N9/07; H01J31/46; H04N9/04