CPC Subgroup
H01J 25/76 Dynamic electron-multiplier tubes, e.g. Farnsworth multiplier tube, multipactor
Full Title
Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons (details of transit-time tubes H01J23/00; particle accelerators H05H) > Dynamic electron-multiplier tubes, e.g. Farnsworth multiplier tube, multipactor