Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Priority to JP3175274ApriorityCriticalpatent/JPS6122145B2/ja
Priority to US459652Aprioritypatent/US3886419A/en
Priority to DE2417443Aprioritypatent/DE2417443C3/de
Publication of JPS50125306ApublicationCriticalpatent/JPS50125306A/ja
Publication of JPS6122145B2publicationCriticalpatent/JPS6122145B2/ja
