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Priority to JP13202782UpriorityCriticalpatent/JPS5936728U/ja
Priority to DE19833326437prioritypatent/DE3326437C2/de
Publication of JPS5936728UpublicationCriticalpatent/JPS5936728U/ja
Application grantedgrantedCritical
Publication of JPS6227156Y2publicationCriticalpatent/JPS6227156Y2/ja