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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS61189281
Kind Code:
U
Application Number:
JP7280085U
Publication Date:
November 26, 1986
Filing Date:
May 16, 1985
Export Citation:
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International Classes:
G01R31/26; H01L21/66; (IPC1-7): G01R31/26; H01L21/66