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 NvfiledCriticalPhilips Nv
Application grantedgrantedCritical
Publication of DK93800CpublicationCriticalpatent/DK93800C/da
DK230557A1956-07-041957-07-01Strålingskilde og fremgangsmåde til fremstilling af luminescerende β-orthophosphater til brug i denne strålingskilde.
DK93800C
(da)