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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS59185853
Kind Code:
U
Application Number:
JP8009183U
Publication Date:
December 10, 1984
Filing Date:
May 27, 1983
Export Citation:
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International Classes:
H03H1/00; H01L23/12; H01L23/48; H01L23/50; (IPC1-7): H01L23/48; H01L23/12; H03H1/00