Apparatus for reducing the effects of thermal stresses on breakd
Beam splitter for electron beam machines
Ceramic member with an electrode and a plurality of tapered thro
Control plate for a gas discharge display device
Convectively cooled electrical grid structure
Device for fixing a pyrolytic graphite grid onto the base of an
Dual mode gridded gun
Electric discharge tube
Electrode for an electron gun
Electrode having spiral-shaped electrically conducting regions t
Electrodes, for example grid-like electrodes for use in electron
Electron tube with cylindrical grid of pyrolytic graphite
Electron tube with cylindrical hexagonal grid aligned with rhomb
Electron tube with support for pyrolytic graphite electrode
Electronic valves
Grid for an electronic tube
Grid of pyrolytic graphite for a high-power electron tube and a
Grid structure for color picture tube
Grid-like electrode for electronic components and process for ma
Gridded electron gun