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Publication date
Application filedfiledCritical
Priority to JP1971094811UpriorityCriticalpatent/JPS5339225Y2/ja
Priority to US05/205,832prioritypatent/US4002408A/en
Priority to DE2212502Aprioritypatent/DE2212502C3/de
Publication of JPS4851330UpublicationCriticalpatent/JPS4851330U/ja
Application grantedgrantedCritical
Publication of JPS5339225Y2publicationCriticalpatent/JPS5339225Y2/ja