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Priority to JP9341671ApriorityCriticalpatent/JPS5636628B2/ja
Publication of JPS4857520ApublicationCriticalpatent/JPS4857520A/ja
Publication of JPS5636628B2publicationCriticalpatent/JPS5636628B2/ja
Distribution control method of digital audio/video data, distribution apparatus, video selection/distribution apparatus using the same, and channel switch control method and apparatus of digital data