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Priority to JP50125906ApriorityCriticalpatent/JPS5251796A/ja
Priority to GB9635/76Aprioritypatent/GB1498586A/en
Priority to US05/666,074prioritypatent/US4079812A/en
Priority to DE2610429Aprioritypatent/DE2610429C3/de
Publication of JPS5251796ApublicationCriticalpatent/JPS5251796A/ja
Publication of JPS5755866B2publicationCriticalpatent/JPS5755866B2/ja