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Priority to JP47104607ApriorityCriticalpatent/JPS5118402B2/ja
Priority to GB4845273Aprioritypatent/GB1417060A/en
Priority to NL7314410Aprioritypatent/NL7314410A/xx
Priority to DE19732352579prioritypatent/DE2352579A1/de
Publication of JPS4980003ApublicationCriticalpatent/JPS4980003A/ja
Priority to US05/554,673prioritypatent/US3991077A/en
Publication of JPS5118402B2publicationCriticalpatent/JPS5118402B2/ja