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GEWERKSCHAFT MATHIAS STINNES
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GEWERKSCHAFT MATHIAS STINNES
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Application filed by GEWERKSCHAFT MATHIAS STINNESfiledCriticalGEWERKSCHAFT MATHIAS STINNES
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Publication of FR873397ApublicationCriticalpatent/FR873397A/fr
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
H01J9/385—Exhausting vessels
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Engineering & Computer Science
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Manufacturing & Machinery
(AREA)
FR873397D1940-12-241941-06-28Perfectionnements apportés aux procédés et dispositifs pour la production d'un vide élevé dans des appareils à vide élevé
ExpiredFR873397A
(fr)