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.)
KEIBUNSHA SEISAKUSHO
Original Assignee
KEIBUNSHA SEISAKUSHO
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 KEIBUNSHA SEISAKUSHOfiledCriticalKEIBUNSHA SEISAKUSHO
Priority to JP6268577ApriorityCriticalpatent/JPS53146363A/en
Publication of JPS53146363ApublicationCriticalpatent/JPS53146363A/en