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
GB1012641A
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 GB1012641ApriorityCriticalpatent/GB551277A/en
Publication of GB551277ApublicationCriticalpatent/GB551277A/en
H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
H03F1/52—Circuit arrangements for protecting such amplifiers
H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
Landscapes
Engineering & Computer Science
(AREA)
Power Engineering
(AREA)
Fluidized-Bed Combustion And Resonant Combustion
(AREA)
Abstract
551,277. Thermionic valve circuits. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). Aug. 8, 1941, No. 10126. Drawings to Specification. [Class 40 (v)] The subject-matter of this Specification is substantially the same as that described with reference to Figs. 4 and 5 of Specification 637,507, [Group XL (c)]. Specification 536,454 also is referred to.
GB1012641A1941-08-081941-08-08Improvements in or relating to circuit-arrangements adapted for the supply of electric oscillations to a load
ExpiredGB551277A
(en)