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 H G InstrfiledCriticalH G Instr
Priority to DK163380ApriorityCriticalpatent/DK163380A/da
Publication of DK163380ApublicationCriticalpatent/DK163380A/da