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Priority to JP2199370ApriorityCriticalpatent/JPS4820435B1/ja
Priority to US29678Aprioritypatent/US3700638A/en
Priority to FR7015185Aprioritypatent/FR2046528A5/fr
Priority to RO7000063199Aprioritypatent/RO62381A/ro
Priority to NL707006067Aprioritypatent/NL155276B/xx
Publication of JPS4820435B1publicationCriticalpatent/JPS4820435B1/ja