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Publication of BE333406ApublicationCriticalpatent/BE333406A/xx
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
H01J9/38—Exhausting, degassing, filling, or cleaning vessels
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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
Non-Portable Lighting Devices Or Systems Thereof
(AREA)