Document Type and Number:
Japanese Patent JPS5058885
Kind Code:
A
Abstract:
An incandescent lamp has an envelope made of partially crystallized glass in order to diffuse the light emanating from the filament.
Application Number:
JP10944774A
Publication Date:
May 21, 1975
Filing Date:
September 20, 1974
Export Citation:
International Classes:
H01K1/32; C03C10/00; H01K1/28; (IPC1-7): H01K1/28