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.)
Claude Paz et Visseaux SA
Original Assignee
Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
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 Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et SilvafiledCriticalSociete Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
Application grantedgrantedCritical
Publication of FR857793ApublicationCriticalpatent/FR857793A/fr
FR857793D1939-04-071939-04-07Perfectionnements aux tubes à décharge électrique à vapeur de mercure et à revêtement intérieur de matières fluorescentes
ExpiredFR857793A
(fr)