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 BE449302ApublicationCriticalpatent/BE449302A/xx
H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
H01K3/22—Exhausting, degassing, filling, or cleaning vessels
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
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
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01K—ELECTRIC INCANDESCENT LAMPS
H01K1/00—Details
H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
Non-Portable Lighting Devices Or Systems Thereof
(AREA)
