Vacuum tube apparatus

Vacuum tube carbon grid

Vacuum tube for electron optical imagery

Vacuum tube gas test apparatus

Vacuum tube housing comprising a plurality of intermediate...

Vacuum vessel

Vacuum-tight assembly

Vacuum-tight assembly

Vacuum-type circuit interrupter with interleaving spiral...

Valve and membrane device

Vane grid structure incorporating slots for retaining the vanes

Vapor source heated by an electron beam

Vapour discharge lamps

Variable color lamp

Variable energy standing wave linear acceleration structure

Variable gain x-ray image intensifier tube

Variable pattern display panel having segmented electrodes

Variable temperature scanning tunneling microscope

Variable width digital filter for time-of-flight mass...

Variable x-ray beam modulator for wide field angiography