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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0330910
Kind Code:
Y2
Application Number:
JP4003385U
Publication Date:
June 28, 1991
Filing Date:
March 20, 1985
Export Citation:
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International Classes:
G06F3/033; G06F3/0354; G06K11/06; H01L31/12; (IPC1-7): G06F3/033; G06K11/18