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 Berg Winfred M IncfiledCriticalBerg Winfred M Inc
Priority to IT8048943ApriorityCriticalpatent/IT1207121B/en
Publication of IT8048943A0publicationCriticalpatent/IT8048943A0/en
Application grantedgrantedCritical
Publication of IT1207121BpublicationCriticalpatent/IT1207121B/en