Document Type and Number:
Japanese Patent JPS5564182
Kind Code:
U
Application Number:
JP14714978U
Publication Date:
May 01, 1980
Filing Date:
October 27, 1978
Export Citation:
International Classes:
H01J29/45; G02B5/20; H01J29/86; H01J29/89; H01J31/26; H01J31/38; H04N9/07; (IPC1-7): H04N9/07; G02B5/20; H01J31/26
Domestic Patent References:
| JPS5132226A | 1976-03-18 | |||
| JPS5248330U | 1977-04-06 |