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.)
Hitachi Ltd
Hitachi Industry and Control Solutions Co Ltd
Original Assignee
Hitachi Image Information Systems Inc
Hitachi Ltd
Hitachi Video and Information System Inc
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
Application filed by Hitachi Image Information Systems Inc, Hitachi Ltd, Hitachi Video and Information System IncfiledCriticalHitachi Image Information Systems Inc
Priority to JP61197368ApriorityCriticalpatent/JPS6354083A/ja
Publication of JPS6354083ApublicationCriticalpatent/JPS6354083A/ja
Publication of JPH0573317B2publicationCriticalpatent/JPH0573317B2/ja