Self-ballasted fluorescent lamp

Self-ballasted fluorescent lamp and luminaire

Self-ballasted screw-in fluorescent lamp

Semiconductor light source using a heat sink with a...

Simplified gaseous discharge device simmering circuit

Single-ended discharge lamp having an improved electrical connec

Single-ended fluorescent lamp-base combination

Single-ended low-pressure discharge lamp

Socket and ballast for gas discharge lamp

Socket and light bulb assembly utilizing magnetic coupling

Socket and socket housing for an electric lamp particularly for

Spark ignition system and spark plug for ultra lean fuel/air mix

Spark plug

Spark plug

Spark plug

Spark plug

Spark plug cap

Spark plug cap providing a capacitor in parallel with the spark

Spark plug connector having transformer, capacitor, and spark ga

Spark plug construction