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 JP2002247338Aexternal-prioritypatent/JP2004085932A/en
Priority claimed from GB0320031Aexternal-prioritypatent/GB2394784B/en
Application filed by Pentax CorpfiledCriticalPentax Corp
Publication of HK1094659A1publicationCriticalpatent/HK1094659A1/en