Document Type and Number:
Japanese Patent JPS5375475
Kind Code:
U
Application Number:
JP15831976U
Publication Date:
June 23, 1978
Filing Date:
November 26, 1976
Export Citation:
International Classes:
G04G9/00; G02F1/13; G02F1/1333; G04C3/00; G04G17/06; G09F9/00; (IPC1-7): G04C3/00; G02F1/13; G09F9/00
Domestic Patent References:
| JPS51121364A | 1976-10-23 |