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 Ingenioer Kornelis Pleunis Kal, Matepa Mij Tot Exploiteeren VafiledCriticalIngenioer Kornelis Pleunis Kal
Application grantedgrantedCritical
Publication of DK74839CpublicationCriticalpatent/DK74839C/da