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 JP1514173ApriorityCriticalpatent/JPS5533747B2/ja
Priority to DE19742405451prioritypatent/DE2405451A1/de
Priority to US439842Aprioritypatent/US3876578A/en
Priority to GB585674Aprioritypatent/GB1458588A/en
Priority to NL7401752Aprioritypatent/NL7401752A/xx
Publication of JPS49105825ApublicationCriticalpatent/JPS49105825A/ja
Publication of JPS5533747B2publicationCriticalpatent/JPS5533747B2/ja