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
Priority claimed from SE9201138Aexternal-prioritypatent/SE9201138D0/xx
Application filed by Astra AbfiledCriticalAstra Ab
Application grantedgrantedCritical
Publication of TW252977BpublicationCriticalpatent/TW252977B/zh