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.)
HOKUSEI ALUMINIUM CO Ltd
Original Assignee
HOKUSEI 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 HOKUSEI ALUMINIUM CO LtdfiledCriticalHOKUSEI ALUMINIUM CO Ltd
Priority to JP5976076ApriorityCriticalpatent/JPS5919999B2/en
Publication of JPS52142635ApublicationCriticalpatent/JPS52142635A/en
Publication of JPS5919999B2publicationCriticalpatent/JPS5919999B2/en