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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6443389
Kind Code:
U
Application Number:
JP13860587U
Publication Date:
March 15, 1989
Filing Date:
September 09, 1987
Export Citation:
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International Classes:
G09F9/00; H01L31/04; (IPC1-7): G09F9/00; H01L31/04
Domestic Patent References:
JPS6119284B21986-05-16
JP60147096B