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 Alfred ChristensenfiledCriticalAlfred Christensen
Priority to DK128845ApriorityCriticalpatent/DK65128C/da
Application grantedgrantedCritical
Publication of DK65128CpublicationCriticalpatent/DK65128C/da