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Publication of CH321312ApublicationCriticalpatent/CH321312A/de
H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
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CH321312D1953-02-061954-01-26Verfahren zum Anbringen von Pulverschichten in Lampenkolben und Vorrichtung zur Ausführung des Verfahrens
CH321312A
(de)