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Individual
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Individual
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Priority to ES0273013ApriorityCriticalpatent/ES273013A3/en
Publication of ES273013A3publicationCriticalpatent/ES273013A3/en
Physical Or Chemical Processes And Apparatus
(AREA)
Abstract
Improvements in low pressure mercury arc tubes, characterized in that the cathodic deposit has a cylindrical shape, of such diameter that it allows its passage through a transparent cylinder whose diameter is little greater than that corresponding to the central part of the tube. (Machine-translation by Google Translate, not legally binding)
ES0273013A1961-12-161961-12-16Improvements in low pressure mercury arc tubes (Machine-translation by Google Translate, not legally binding)
ExpiredES273013A3
(en)
Some improvements to raise the luminosity of signal lamps, of small dimensions, containing neon gas or other rare gases (Machine-translation by Google Translate, not legally binding)