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 Denisco P V B AfiledCriticalDenisco P V B A
Priority to BE591087ApriorityCriticalpatent/BE591087A/nl
Publication of BE591087ApublicationCriticalpatent/BE591087A/nl