A deflection yoke liner with support ridges
A device for continuous isotope ratio monitoring following...
A device for illuminating a defined area
A device for producing negatively charged nanoparticles and...
A double jacketed high intensity discharge lamp
A dual source mass spectrometry system
A dual source mass spectrometry system
A dual source mass spectrometry system
A fed crt having various control and focusing electrodes...
A field emission cathode and methods in the production thereof
A flash discharge lamp
A fluorescent lamp and method for attaching a base member to...
A fluorescent lamp and method for making electrode...
A fluorescent lamp and method for mounting an insulator disk...
A fluorescent lamp containing a mercury zinc amalgam and a...
A fluorescent lamp having an attachment therein for...
A gas flow geiger-mueller type detector and method for...
A grid apparatus for a color cathode ray tube which...
A holding clip for fixing the position of getters in...
A lamp assembly