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Priority to JP49040150ApriorityCriticalpatent/JPS5744953B2/ja
Priority to GB54389/74Aprioritypatent/GB1488914A/en
Priority to US05/534,067prioritypatent/US3998044A/en
Publication of JPS50134475ApublicationCriticalpatent/JPS50134475A/ja
Publication of JPS5744953B2publicationCriticalpatent/JPS5744953B2/ja