Document Type and Number:
Japanese Patent JPS51107657
Kind Code:
U
Application Number:
JP2600275U
Publication Date:
August 27, 1976
Filing Date:
February 27, 1975
Export Citation:
International Classes:
G09F13/18; G12B11/02; (IPC1-7): G12B11/02; F21Q3/00
Domestic Patent References:
| JPS5112955B1 | 1976-04-23 | |||
| JPS344763Y1 | ||||
| JPS4944800A | 1974-04-27 |