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 GB24169/74Aexternal-prioritypatent/GB1488903A/en
Priority claimed from DK239075Aexternal-prioritypatent/DK144754C/en
Application filed by Guerbet SafiledCriticalGuerbet Sa
Priority to DK408177ApriorityCriticalpatent/DK408177A/en
Publication of DK408177ApublicationCriticalpatent/DK408177A/en