Document Type and Number:
Japanese Patent JPS4992115
Kind Code:
U
Application Number:
JP13885872U
Publication Date:
August 09, 1974
Filing Date:
November 30, 1972
Export Citation:
International Classes:
G02F1/13; G09F9/00; H04N5/445; (IPC1-7): H04N5/44; G02F1/13; G09F9/00
Domestic Patent References:
| JPS4940909U | 1974-04-10 |