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.)
Nippon Koinko KK
Original Assignee
Nippon Koinko KK
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 Nippon Koinko KKfiledCriticalNippon Koinko KK
Priority to JP1696580ApriorityCriticalpatent/JPS56114089A/ja
Priority to GB8103883Aprioritypatent/GB2071383B/en
Priority to US06/233,462prioritypatent/US4392564A/en
Priority to DE3104983Aprioritypatent/DE3104983C2/de
Publication of JPS56114089ApublicationCriticalpatent/JPS56114089A/ja
Publication of JPS6144357B2publicationCriticalpatent/JPS6144357B2/ja