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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu LtdfiledCriticalFujitsu Ltd
Priority to JP9858878ApriorityCriticalpatent/JPS5525088A/ja
Priority to DE7979300226Tprioritypatent/DE2961731D1/de
Priority to EP79300226Aprioritypatent/EP0003886B1/en
Publication of JPS5525088ApublicationCriticalpatent/JPS5525088A/ja
Priority to US06/217,387prioritypatent/US4426646A/en
Publication of JPS6242510B2publicationCriticalpatent/JPS6242510B2/ja