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Priority to JP44050768ApriorityCriticalpatent/JPS5122368B1/ja
Priority to US48025Aprioritypatent/US3633804A/en
Priority to GB3071070Aprioritypatent/GB1310178A/en
Priority to DE19702031715prioritypatent/DE2031715C/de
Priority to NL7009499Aprioritypatent/NL7009499A/xx
Publication of JPS5122368B1publicationCriticalpatent/JPS5122368B1/ja