Document Type and Number:
Japanese Patent JPS5435656
Kind Code:
Y2
Application Number:
JP1805174U
Publication Date:
October 29, 1979
Filing Date:
February 14, 1974
Export Citation:
International Classes:
H01L23/34; H01L23/14; H01L23/48; H01L25/04; H01L25/07; (IPC1-7): H01L29/91; H01L23/14; H01L23/34