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Priority to JP45030317ApriorityCriticalpatent/JPS4929565B1/ja
Priority to US00127183Aprioritypatent/US3724312A/en
Priority to DE19712115119prioritypatent/DE2115119C3/de
Priority to GB2552771*Aprioritypatent/GB1329817A/en
Publication of JPS4929565B1publicationCriticalpatent/JPS4929565B1/ja