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Priority to JP2658368ApriorityCriticalpatent/JPS4835564B1/ja
Priority to GB1251882Dprioritypatent/GB1251882A/en
Priority to US817374Aprioritypatent/US3640648A/en
Priority to DE19691919893prioritypatent/DE1919893A1/de
Priority to FR6912427Aprioritypatent/FR2006665A1/fr
Publication of JPS4835564B1publicationCriticalpatent/JPS4835564B1/ja