Document Type and Number:
Japanese Patent JPS4953467
Kind Code:
A
Application Number:
JP9457672A
Publication Date:
May 24, 1974
Filing Date:
September 22, 1972
Export Citation:
International Classes:
G04G9/00; G02F1/23; G02F1/25; G09F9/00
Domestic Patent References:
| JPS4726065A | ||||
| JP45040350A |