Addition of helium to gaseous medium of gas discharge device
Addressing of gas discharge display devices
All plastic headlamp
Alumina, calcia, baria sealing composition optionally modified w
Alumina, calcia, baria, strontia sealing composition and article
Apparatus to generate corona discharges
Arc discharge lamp comprising mercury, scandium and lithium iodi
Arc discharge lamp containing scandium and scandium halide
Arc discharge lamp having ceramic arc tube
Arc discharge tube end seal
Arc tube end seal and method of forming