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Priority to JP1978003634UpriorityCriticalpatent/JPS6035360Y2/ja
Priority to US06/001,826prioritypatent/US4281225A/en
Priority to GB7901120Aprioritypatent/GB2016240B/en
Priority to DE2901714Aprioritypatent/DE2901714C2/de
Publication of JPS54107301UpublicationCriticalpatent/JPS54107301U/ja
Application grantedgrantedCritical
Publication of JPS6035360Y2publicationCriticalpatent/JPS6035360Y2/ja