Document Type and Number:
Japanese Patent JPS5248361
Kind Code:
U
Application Number:
JP13454775U
Publication Date:
April 06, 1977
Filing Date:
September 30, 1975
Export Citation:
International Classes:
H01L23/50; H01L21/60; H01L23/14; H01L23/48; (IPC1-7): H01L23/50; H01L23/14
Domestic Patent References:
| JP46031211U | ||||
| JPS50128465A | 1975-10-09 |