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Priority to JP4343569ApriorityCriticalpatent/JPS4949589B1/ja
Priority to GB1885270Aprioritypatent/GB1302760A/en
Priority to DE2018896Aprioritypatent/DE2018896C3/de
Priority to FR7014431Aprioritypatent/FR2044736A1/fr
Priority to NL707005736Aprioritypatent/NL150591B/xx
Publication of JPS4949589B1publicationCriticalpatent/JPS4949589B1/ja