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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Application grantedgrantedCritical
Publication of FR1069501ApublicationCriticalpatent/FR1069501A/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
H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
H01J9/22—Applying luminescent coatings
H01J9/221—Applying luminescent coatings in continuous layers
H01J9/223—Applying luminescent coatings in continuous layers by uniformly dispersing of liquid
Landscapes
Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
FR1069501D1952-01-101953-01-08Procédé de fabrication d'un tube cathodique
ExpiredFR1069501A
(fr)