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 EP89116516Aexternal-prioritypatent/EP0367938B1/en
Application filed by Amann & SoehnefiledCriticalAmann & Soehne
Publication of HK106892ApublicationCriticalpatent/HK106892A/en