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Priority to JP2026170UpriorityCriticalpatent/JPS5044140Y1/ja
Priority to US00114180Aprioritypatent/US3715719A/en
Priority to DE19717107228prioritypatent/DE7107228U/de
Priority to FR7106717Aprioritypatent/FR2081648B1/fr
Priority to GB2149171Aprioritypatent/GB1344002A/en
Publication of JPS5044140Y1publicationCriticalpatent/JPS5044140Y1/ja