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 DK493075Aexternal-prioritypatent/DK493075A/da
Application filed by H LeveenfiledCriticalH Leveen
Priority to DK7481ApriorityCriticalpatent/DK7481A/da
Publication of DK7481ApublicationCriticalpatent/DK7481A/da