Document Type and Number:
Japanese Patent JPS4946943
Kind Code:
Y1
Application Number:
JP12017470U
Publication Date:
December 23, 1974
Filing Date:
December 04, 1970
Export Citation:
International Classes:
H01L23/04; H01L23/12; (IPC1-7): H01L23/12; H01L23/04
Other References:
PROCEEDINGS OF THE IEEE#N9=1967