Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ver Gluehlampen & Elek AG
Original Assignee
Ver Gluehlampen & Elek AG
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Filing date
Publication date
Application filed by Ver Gluehlampen & Elek AGfiledCriticalVer Gluehlampen & Elek AG
Application grantedgrantedCritical
Publication of FR843899ApublicationCriticalpatent/FR843899A/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
H01J9/40—Closing vessels
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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like
(AREA)
FR843899D1937-09-271938-09-26Procédé pour réaliser la fermeture étanche à l'air de récipients munis d'un prolongement tubulaire métallique
ExpiredFR843899A
(fr)