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 JP6159397Aexternal-prioritypatent/JPH089222A/en
Application filed by Canon KkfiledCriticalCanon Kk
Priority to SG1995000651ApriorityCriticalpatent/SG34988A1/en
Publication of SG34988A1publicationCriticalpatent/SG34988A1/en