Document Type and Number:
Japanese Patent JPH0455642
Kind Code:
U
Application Number:
JP9767690U
Publication Date:
May 13, 1992
Filing Date:
September 18, 1990
Export Citation:
International Classes:
G06F3/041; G06K11/06; (IPC1-7): G06F3/033; G06K11/18
Domestic Patent References:
| JPS60245024A | 1985-12-04 | |||
| JPS60181914A | 1985-09-17 | |||
| JP57501935Y |
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