Document Type and Number:
Japanese Patent JPS57140471
Kind Code:
U
Application Number:
JP2522581U
Publication Date:
September 02, 1982
Filing Date:
February 26, 1981
Export Citation:
International Classes:
G07F9/00; (IPC1-7): G07F9/00
Domestic Patent References:
| JPS5773490A | 1982-05-08 |