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.)
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Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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Filing date
Publication date
Application filed by Compagnie des LampesfiledCriticalCompagnie des Lampes
Application grantedgrantedCritical
Publication of FR649366ApublicationCriticalpatent/FR649366A/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
Landscapes
Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
Application Of Or Painting With Fluid Materials
(AREA)
FR649366D1926-09-201927-09-17Perfectionnements au revêtement coloré ou diffusif pour lampes à incandescence et produits similaires
ExpiredFR649366A
(fr)