Document Type and Number:
Japanese Patent JPS62117631
Kind Code:
U
Application Number:
JP223686U
Publication Date:
July 25, 1987
Filing Date:
January 10, 1986
Export Citation:
International Classes:
G06C3/00; (IPC1-7): G06C3/00
Domestic Patent References:
| JPS5641327B2 | 1981-09-28 |