Document Type and Number:
Japanese Patent JPH01170943
Kind Code:
U
Application Number:
JP6702588U
Publication Date:
December 04, 1989
Filing Date:
May 21, 1988
Export Citation:
International Classes:
H01J7/26; G09F9/00; H01J31/10; H04N5/74; (IPC1-7): H01J7/26; G09F9/00; H04N5/74
Domestic Patent References:
| JP59086780B | ||||
| JP63072833B |