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 JP16467679ApriorityCriticalpatent/JPS5687935A/ja
Publication of JPS5687935ApublicationCriticalpatent/JPS5687935A/ja
Publication of JPS6211815B2publicationCriticalpatent/JPS6211815B2/ja
Switching system for dynamic rolling of several keys on keyboard - uses control counter to provide addresses for identifying keys, and second counter to indicate switching line