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.)
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
Publication of ES223833A1publicationCriticalpatent/ES223833A1/en
Method of manufacturing an electric discharge tube, comprising at least one contact member part of which is sealed in glass, while at least the surface of the part protruding from the tube consists of gold or an alloy of gold, characterized in that at the instant in which the contact member is sealed, there is a layer of copper oxide on the gold, and this layer is preferably removed from the part of the contact member projecting with respect to the tube once the tube wrap has been sealed. (Machine-translation by Google Translate, not legally binding)
ES0223833A1954-09-081955-09-05A manufacturing method of an electric shock tube (Machine-translation by Google Translate, not legally binding)
ExpiredES223833A1
(en)