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
Priority claimed from GB878701001Aexternal-prioritypatent/GB8701001D0/en
Application filed by Ecophon AbfiledCriticalEcophon Ab
Publication of DK352589D0publicationCriticalpatent/DK352589D0/da
Publication of DK352589ApublicationCriticalpatent/DK352589A/da