Document Type and Number:
Japanese Patent JPH0365581
Kind Code:
U
Application Number:
JP12759689U
Publication Date:
June 26, 1991
Filing Date:
October 31, 1989
Export Citation:
International Classes:
G07F17/20; D06F33/02; D06F95/00; (IPC1-7): D06F33/02; D06F95/00; G07F17/20
Domestic Patent References:
| JP57202189B | ||||
| JPS62247951A | 1987-10-29 | |||
| JP63131857B |
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