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 Jean DalimierfiledCriticalJean Dalimier
Priority to BE584650ApriorityCriticalpatent/BE584650A/en
Publication of BE584650ApublicationCriticalpatent/BE584650A/en