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.)
KYODO SHIYAFUTO KK
Original Assignee
KYODO SHIYAFUTO 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 KYODO SHIYAFUTO KKfiledCriticalKYODO SHIYAFUTO KK
Priority to JP7176776ApriorityCriticalpatent/JPS52153849A/ja
Publication of JPS52153849ApublicationCriticalpatent/JPS52153849A/ja
Publication of JPS556024B2publicationCriticalpatent/JPS556024B2/ja