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 JP48013929ApriorityCriticalpatent/JPS5227214B2/ja
Priority to GB196074Aprioritypatent/GB1420531A/en
Priority to FR7401663Aprioritypatent/FR2214740B1/fr
Priority to US434339Aprioritypatent/US3912529A/en
Priority to DE2402417Aprioritypatent/DE2402417C3/de
Publication of JPS49100237ApublicationCriticalpatent/JPS49100237A/ja
Priority to US05/547,269prioritypatent/US4002486A/en
Publication of JPS5227214B2publicationCriticalpatent/JPS5227214B2/ja