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.)
Yamagata Gravure Co Ltd
Original Assignee
Yamagata Gravure 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 Yamagata Gravure Co LtdfiledCriticalYamagata Gravure Co Ltd
Priority to JP56022196ApriorityCriticalpatent/JPS57137141A/ja
Publication of JPS57137141ApublicationCriticalpatent/JPS57137141A/ja
Publication of JPS6351862B2publicationCriticalpatent/JPS6351862B2/ja