Document Type and Number:
Japanese Patent JPS5046443
Kind Code:
A
Application Number:
JP9764373A
Publication Date:
April 25, 1975
Filing Date:
August 30, 1973
Export Citation:
International Classes:
H01J9/44; H01J29/54; H04N9/28; H04N17/04; (IPC1-7): H04N9/28; H01J29/54
Domestic Patent References:
| JPS518533A | 1976-01-23 | |||
| JPS4715017A |
Foreign References:
| US3725831A | 1973-04-03 |