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Priority to JP4790072ApriorityCriticalpatent/JPS5319020B2/ja
Priority to US357534Aprioritypatent/US3928157A/en
Priority to DE19732324019prioritypatent/DE2324019C3/de
Priority to GB2292873Aprioritypatent/GB1394555A/en
Publication of JPS4911926ApublicationCriticalpatent/JPS4911926A/ja
Publication of JPS5319020B2publicationCriticalpatent/JPS5319020B2/ja