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Priority to JP9718872ApriorityCriticalpatent/JPS526195B2/ja
Priority to US392239Aprioritypatent/US3916199A/en
Priority to GB4071373Aprioritypatent/GB1439816A/en
Priority to DE19732343598prioritypatent/DE2343598A1/de
Publication of JPS4956689ApublicationCriticalpatent/JPS4956689A/ja
Publication of JPS526195B2publicationCriticalpatent/JPS526195B2/ja