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 Abraham SzabasonfiledCriticalAbraham Szabason
Priority to BE614814ApriorityCriticalpatent/BE614814A/en
Publication of BE614814ApublicationCriticalpatent/BE614814A/en