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Priority to JP11232376ApriorityCriticalpatent/JPS5336772A/ja
Priority to GB3857677Aprioritypatent/GB1554803A/en
Priority to DE19772741812prioritypatent/DE2741812C2/de
Priority to SU772522500Aprioritypatent/SU778701A3/ru
Publication of JPS5336772ApublicationCriticalpatent/JPS5336772A/ja
Publication of JPS5537928B2publicationCriticalpatent/JPS5537928B2/ja