Cathode structure with getter material and diamond film, and...
Getter-containing glow discharge starter having dual gaps
Glow discharge lamp with auxiliary electrode for mounting getter
Glow discharge lamp with getter material on anode
Glow discharge starter
High pressure discharge lamp with getter
High pressure sodium discharge lamps with hydrogen getter
Image-forming apparatus and fabrication method therefor
Light bulb
Mercury gas discharge device
Mercury short-arc lamp with niobium getter
Small size discharge lamp having sufficient arc length and high
Spiral cold electrode fluorescent lamp
Sub-miniature arc lamp
Sub-miniature arc lamp
Unsaturated vapor high pressure sodium lamp getter mounting
Vacuum electronic tube with getter support structure