High-pressure metal vapor discharge lamp with characteristic fus
High-pressure sodium discharge lamp
High-pressure sodium vapor discharge lamp
High-pressure sodium vapor discharge lamp with bimetallic elemen
High-voltage discharge lamp lighting apparatus, high-voltage...
High-voltage input terminal structure of a magnetron for a micro
High-voltage pulse generator, and lighting apparatus and...
Higher efficiency incandescent lighting units
Housing for fluorescent lamps retrofitted double ended sockets
HPS discharge lamp with simplified starting aid structure
Hyperfrequency energy plasma torch
Igniter plug
Ignition amplifier device
Ignition device for discharge lamp
Illumination device, method for driving the illumination device
Illuminator
Image forming apparatus utilizing a...
Impedance tapered dematron
Incandescent ballast assembly
Incandescent bulb luminance matching LED circuit