ClassID:

204899

H01J23/54 - CPC Classification

Classification description:

Details of transit-time tubes of the types covered by group; Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy Filtering devices preventing unwanted frequencies or modes to be coupled to, or out of, the interaction circuit; Prevention of high frequency leakage in the environment

Recent Application in this class: