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 Robert DacosfiledCriticalRobert Dacos
Priority to BE609175ApriorityCriticalpatent/BE609175A/fr
Publication of BE609175ApublicationCriticalpatent/BE609175A/fr