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Priority to JP14455673UpriorityCriticalpatent/JPS5085906U/ja
Priority to GB4108774Aprioritypatent/GB1450506A/en
Priority to IT7469873Aprioritypatent/IT1020858B/it
Priority to DE19742445787prioritypatent/DE2445787A1/de
Priority to US05/509,040prioritypatent/US3965957A/en
Priority to FR7432364Aprioritypatent/FR2244633B1/fr
Publication of JPS5085906UpublicationCriticalpatent/JPS5085906U/ja