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.)
HIGASHINIHON ARUMINIUMU KOUGIYOU KK
Furukawa Aluminum Co Ltd
Nippon Aluminium Co Ltd
Original Assignee
HIGASHINIHON ARUMINIUMU KOUGIYOU KK
Furukawa Aluminum Co Ltd
Nippon Aluminium 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 HIGASHINIHON ARUMINIUMU KOUGIYOU KK, Furukawa Aluminum Co Ltd, Nippon Aluminium Co LtdfiledCriticalHIGASHINIHON ARUMINIUMU KOUGIYOU KK
Priority to JP50136561ApriorityCriticalpatent/JPS5261342A/en
Publication of JPS5261342ApublicationCriticalpatent/JPS5261342A/en