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.)
Altemira Co Ltd
Original Assignee
Showa Aluminum Corp
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 Aluminum CorpfiledCriticalShowa Aluminum Corp
Priority to JP1141781ApriorityCriticalpatent/JPS57126943A/ja
Publication of JPS57126943ApublicationCriticalpatent/JPS57126943A/ja
Publication of JPH0116900B2publicationCriticalpatent/JPH0116900B2/ja