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.)
Asahi Shinbunsha KK
Toshiba Corp
Jujo Paper Co Ltd
Asahi Shimbun Publishing Co
Original Assignee
Asahi Shinbunsha KK
Toshiba Corp
Jujo Paper Co Ltd
Tokyo Shibaura Electric Co Ltd
Asahi Shimbun Publishing Co
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 Asahi Shinbunsha KK, Toshiba Corp, Jujo Paper Co Ltd, Tokyo Shibaura Electric Co Ltd, Asahi Shimbun Publishing CofiledCriticalAsahi Shinbunsha KK
Priority to JP7785176ApriorityCriticalpatent/JPS5234745A/ja
Publication of JPS5234745ApublicationCriticalpatent/JPS5234745A/ja
Publication of JPS5624265B2publicationCriticalpatent/JPS5624265B2/ja