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 Mekanieke Steenbakkerijen GebrfiledCriticalMekanieke Steenbakkerijen Gebr
Priority to BE598530ApriorityCriticalpatent/BE598530A/nl
Publication of BE598530ApublicationCriticalpatent/BE598530A/nl