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Priority to JP50049441ApriorityCriticalpatent/JPS51124369A/ja
Priority to GB14694/76Aprioritypatent/GB1560722A/en
Priority to US05/678,770prioritypatent/US4020343A/en
Priority to FR7611920Aprioritypatent/FR2309034A1/fr
Publication of JPS51124369ApublicationCriticalpatent/JPS51124369A/ja
Publication of JPS5341062B2publicationCriticalpatent/JPS5341062B2/ja