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Priority to JP1782478UpriorityCriticalpatent/JPS54121311U/ja
Priority to US06/009,803prioritypatent/US4286932A/en
Priority to GB7904917Aprioritypatent/GB2014246B/en
Priority to FR7903647Aprioritypatent/FR2417024B1/fr
Priority to DE19792905436prioritypatent/DE2905436A1/de
Publication of JPS54121311UpublicationCriticalpatent/JPS54121311U/ja