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 Petersen E H Kgl Hof BogtrykkefiledCriticalPetersen E H Kgl Hof Bogtrykke
Priority to DK46674ApriorityCriticalpatent/DK46674A/da
Publication of DK46674ApublicationCriticalpatent/DK46674A/da