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Priority to JP6418669UpriorityCriticalpatent/JPS484706Y1/ja
Priority to US41353Aprioritypatent/US3658076A/en
Priority to CH902070Aprioritypatent/CH499974A/de
Priority to DE19702031492prioritypatent/DE2031492A1/de
Priority to GB1290316Dprioritypatent/GB1290316A/en
Priority to FR7024022Aprioritypatent/FR2051431A5/fr
Priority to NL707009638Aprioritypatent/NL154927B/xx
Publication of JPS484706Y1publicationCriticalpatent/JPS484706Y1/ja