Document Type and Number:
Japanese Patent JPS63198024
Kind Code:
U
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Application Number:
JP8948187U
Publication Date:
December 20, 1988
Filing Date:
June 10, 1987
Export Citation:
International Classes:
G02F1/136; G02F1/133; G02F1/1335; G02F1/1368; G09F9/00; (IPC1-7): G02F1/133; G09F9/00