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.)
Showa Manufacturing Co Ltd
Original Assignee
Showa Manufacturing 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 Showa Manufacturing Co LtdfiledCriticalShowa Manufacturing Co Ltd
Priority to JP7686881ApriorityCriticalpatent/JPS57191176A/ja
Publication of JPS57191176ApublicationCriticalpatent/JPS57191176A/ja
Publication of JPS614709B2publicationCriticalpatent/JPS614709B2/ja