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.)
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Publication date
Priority claimed from NL8802998Aexternal-prioritypatent/NL8802998A/en
Application filed by Philips Electronics NvfiledCriticalPhilips Electronics Nv
Priority to SG146394ApriorityCriticalpatent/SG146394G/en
Publication of SG146394GpublicationCriticalpatent/SG146394G/en