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 SE8702072Aexternal-prioritypatent/SE461975B/en
Priority claimed from SE8702071Aexternal-prioritypatent/SE464080B/en
Priority claimed from PCT/SE1988/000264external-prioritypatent/WO1988009301A1/en
Application filed by Spirac Engineering AbfiledCriticalSpirac Engineering Ab
Priority to SG139493ApriorityCriticalpatent/SG139493G/en
Publication of SG139493GpublicationCriticalpatent/SG139493G/en