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.)
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Priority claimed from CH4517/89Aexternal-prioritypatent/CH679507A5/de
Application filed by Bauer Kaba AgfiledCriticalBauer Kaba Ag
Priority to SG28494ApriorityCriticalpatent/SG28494G/en
Publication of SG28494GpublicationCriticalpatent/SG28494G/en