Document Type and Number:
Japanese Patent JPS6379660
Kind Code:
U
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Application Number:
JP17268886U
Publication Date:
May 26, 1988
Filing Date:
November 12, 1986
Export Citation:
International Classes:
H01L33/30; H01L33/56; H01L33/60; H01L33/62; (IPC1-7): H01L33/00