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Priority to JP5075773ApriorityCriticalpatent/JPS552350B2/ja
Priority to US467795Aprioritypatent/US3928718A/en
Priority to DE2422255Aprioritypatent/DE2422255C3/de
Publication of JPS502812ApublicationCriticalpatent/JPS502812A/ja
Publication of JPS552350B2publicationCriticalpatent/JPS552350B2/ja