Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoya Corp
Original Assignee
Hoya Corp
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 JP31863694Aexternal-prioritypatent/JP2854531B2/en
Application filed by Hoya CorpfiledCriticalHoya Corp
Publication of AU4058695ApublicationCriticalpatent/AU4058695A/en
Publication of AU680784B2publicationCriticalpatent/AU680784B2/en
Application grantedgrantedCritical
Publication of AU680784CpublicationCriticalpatent/AU680784C/en