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Priority to JP3600376ApriorityCriticalpatent/JPS52119955A/ja
Priority to DE2626363Aprioritypatent/DE2626363C2/de
Priority to US05/695,556prioritypatent/US4045141A/en
Priority to NL7606427Aprioritypatent/NL7606427A/xx
Publication of JPS52119955ApublicationCriticalpatent/JPS52119955A/ja
Publication of JPS5522721B2publicationCriticalpatent/JPS5522721B2/ja