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 Mueller & Hoffmann Fabrik ElekfiledCriticalMueller & Hoffmann Fabrik Elek
Application grantedgrantedCritical
Publication of DK56777CpublicationCriticalpatent/DK56777C/da