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Priority to JP9869983UpriorityCriticalpatent/JPS604727U/ja
Publication of JPS604727UpublicationCriticalpatent/JPS604727U/ja
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Publication of JPH037544Y2publicationCriticalpatent/JPH037544Y2/ja
Method for operating a four-stroke internal combustion engine with externally supplied ignition and direct injection, and apparatus for performing the method