Apparatus for providing a kinetic lightning effect

Double-bore capillary-tube gas discharge lamp with an envelope w

Double-bore capillary-tube gas discharge lamp with an envelope w

Flashbulb with a heat shield

Gas discharge tube

Gas discharge tube

Gas discharge tube having insulator between aperture members

Gas discharge tube with discharge path limiting means

Low pressure arc discharge tube with reduced ballasting requirem

Low pressure discharge lamp with polygon shaped envelope

Low-pressure discharge lamp

Luminous display and method of making same

Magnesium vapor discharge lamp

Organic electroluminescent device

Organic electroluminescent device and method of fabricating...

Planar cold cathode lamp with reflecting surfaces

Plasma display panel with improved brightness and color purity

Self-ballasted electrodeless discharge lamp with...

Shine-through hydrogen lamp

Substrate having organic electroluminescent device and...