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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Publication date
Priority claimed from JP62068347Aexternal-prioritypatent/JP2646549B2/en
Priority claimed from JP7945187Aexternal-prioritypatent/JP2789581B2/en
Priority claimed from JP62079452Aexternal-prioritypatent/JP2623560B2/en
Application filed by Seiko Epson CorpfiledCriticalSeiko Epson Corp
Priority to SG41794ApriorityCriticalpatent/SG41794G/en
Publication of SG41794GpublicationCriticalpatent/SG41794G/en