Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1365941A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Priority to GB1365941ApriorityCriticalpatent/GB555790A/en
Publication of GB555790ApublicationCriticalpatent/GB555790A/en
H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
H01J25/78—Tubes with electron stream modulated by deflection in a resonator
Landscapes
Discharge Lamp
(AREA)
Abstract
555,790. Cathode-ray tubes. PHILIPS LAMPS. Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). Oct. 23, 1941, No. 13659. Drawings to Specification, [Class 39 (i)] The subject-matter of this Specification is identical with that of Specification 604,249, [Group XL (a)].
Improvements in or relating to devices of the kind comprising a discharge tube in which the electrons are concentrated in a beam and traverse a velocity control space