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.)
Naka Technical Laboratory Co Ltd
Original Assignee
Naka Technical Laboratory Co 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 Naka Technical Laboratory Co LtdfiledCriticalNaka Technical Laboratory Co Ltd
Priority to JP2016276ApriorityCriticalpatent/JPS51128886A/ja
Publication of JPS51128886ApublicationCriticalpatent/JPS51128886A/ja
Publication of JPS5611036B2publicationCriticalpatent/JPS5611036B2/ja