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 Szabo LouisfiledCriticalSzabo Louis
Priority to BE130630ApriorityCriticalpatent/BE798963A/fr
Publication of BE798963ApublicationCriticalpatent/BE798963A/fr