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.)
Publication of BE554814ApublicationCriticalpatent/BE554814A/xx
H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
H01J5/52—Means forming part of the tube or lamps for the purpose of providing electrical connection to it directly applied to or forming part of the vessel