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.)
Yamaha Corp
ASCII Corp
Original Assignee
Yamaha Corp
ASCII 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
Application filed by Yamaha Corp, ASCII CorpfiledCriticalYamaha Corp
Priority to JP59106090ApriorityCriticalpatent/JPS60249188A/ja
Priority to EP85104268Aprioritypatent/EP0158314B1/en
Priority to DE85104268Tprioritypatent/DE3587458T2/de
Priority to DE198585104268Tprioritypatent/DE158314T1/de
Publication of JPS60249188ApublicationCriticalpatent/JPS60249188A/ja
Priority to US07/139,170prioritypatent/US4897636A/en
Publication of JPH0562350B2publicationCriticalpatent/JPH0562350B2/ja