Document Type and Number:
Japanese Patent JPS52150965
Kind Code:
U
Application Number:
JP6056976U
Publication Date:
November 16, 1977
Filing Date:
May 11, 1976
Export Citation:
International Classes:
H01L23/28; H01L23/04; (IPC1-7): H01L23/04
Domestic Patent References:
| JPS512384A | 1976-01-09 |