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 Sun Oil CofiledCriticalSun Oil Co
Priority to AT112366ApriorityCriticalpatent/AT283561B/en
Application grantedgrantedCritical
Publication of AT283561BpublicationCriticalpatent/AT283561B/en