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 Phillips Oliver V, Johnson Karl M AfiledCriticalPhillips Oliver V
Priority to IT6779378ApriorityCriticalpatent/IT1108576B/it
Publication of IT7867793A0publicationCriticalpatent/IT7867793A0/it
Application grantedgrantedCritical
Publication of IT1108576BpublicationCriticalpatent/IT1108576B/it