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 Vaillant Joh KgfiledCriticalVaillant Joh Kg
Priority to DK82452ApriorityCriticalpatent/DK80741C/da
Application grantedgrantedCritical
Publication of DK80741CpublicationCriticalpatent/DK80741C/da