206957 ⎘
Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof Closing of vessels
Infrared device
#2PLATINUM-BASED INFRARED LIGHT SOURCE FOR GAS DETECTION
#3Infrared emitter comprising an opaque reflector and production thereof
#4HEATER LAMP
#5Light source bodies for filament tubes and ARC tubes
#6Method of sealing a lamp by deformation of a pinch region using high-energy radiation
#7Apparatus and process for finishing light source filament tubes and arc tubes