Glass seal resistor composition and resistor spark plugs
Glow discharge lamp with incandescent filament
Glow-discharge starter
Hid sodium lamp which incorporates a high pressure of xenon and
High intensity discharge lamp containing electronic starting aid
High pressure discharge lamp
High pressure discharge lamp with incorporated starter
High pressure metal vapor discharge lamp
High pressure sodium vapor lamp having resistance heater means
High pressure sodium vapor lamp having resistance heater means
High pressure sodium vapor lamp having resistance heater means
High-pressure discharge lamp
High-pressure sodium vapor discharge lamp
Lighting system and compact electric lighting unit
Lighting unit
Metal halide lamp with a starting aid
Metallized glass seal resistor compositions and resistor spark p
Method and apparatus for starting high intensity discharge lamps
Method of triggering a high pressure sodium vapor lamp and sodiu
Short arc fluorescent lamp