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.)
Sankyo Aluminium Industry Co Ltd
Katsukawa Kogyo KK
Original Assignee
Sankyo Aluminium Industry Co Ltd
Katsukawa Kogyo 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 Sankyo Aluminium Industry Co Ltd, Katsukawa Kogyo KKfiledCriticalSankyo Aluminium Industry Co Ltd
Priority to JP9958080ApriorityCriticalpatent/JPS5724667A/ja
Publication of JPS5724667ApublicationCriticalpatent/JPS5724667A/ja
Publication of JPS6243749B2publicationCriticalpatent/JPS6243749B2/ja