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Priority to JP11119572UpriorityCriticalpatent/JPS5246184Y2/ja
Priority to US393888Aprioritypatent/US3864695A/en
Priority to DE2346449Aprioritypatent/DE2346449C3/de
Publication of JPS4966534UpublicationCriticalpatent/JPS4966534U/ja
Application grantedgrantedCritical
Publication of JPS5246184Y2publicationCriticalpatent/JPS5246184Y2/ja
