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Priority to JP42040651ApriorityCriticalpatent/JPS5015158B1/ja
Priority to GB57906/67Aprioritypatent/GB1198718A/en
Priority to DE19681574566prioritypatent/DE1574566C/de
Priority to FR1550687Dprioritypatent/FR1550687A/fr
Priority to US696022Aprioritypatent/US3486600A/en
Publication of JPS5015158B1publicationCriticalpatent/JPS5015158B1/ja