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Priority to JP8174785UpriorityCriticalpatent/JPS61196089U/ja
Priority to FR8607670Aprioritypatent/FR2582582B1/fr
Priority to IT8620595Aprioritypatent/IT1204880B/it
Priority to GB8613043Aprioritypatent/GB2177294B/en
Priority to DE19863618078prioritypatent/DE3618078A1/de
Publication of JPS61196089UpublicationCriticalpatent/JPS61196089U/ja