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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS55129470
Kind Code:
U
Application Number:
JP2926179U
Publication Date:
September 12, 1980
Filing Date:
March 09, 1979
Export Citation:
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International Classes:
H05K1/02; H01L21/78; H01L27/01; (IPC1-7): H05K1/02; H01L21/78; H01L27/01