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 Lucie PerrierefiledCriticalLucie Perriere
Priority to BE579433ApriorityCriticalpatent/BE579433A/en
Publication of BE579433ApublicationCriticalpatent/BE579433A/en