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 Joseph SzultosfiledCriticalJoseph Szultos
Priority to BE581045ApriorityCriticalpatent/BE581045A/fr
Publication of BE581045ApublicationCriticalpatent/BE581045A/fr