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 Vagn Thordal ChristensenfiledCriticalVagn Thordal Christensen
Priority to DK310055ApriorityCriticalpatent/DK82264C/da
Application grantedgrantedCritical
Publication of DK82264CpublicationCriticalpatent/DK82264C/da