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 JP47019911ApriorityCriticalpatent/JPS5246492B2/ja
Priority to US00318962Aprioritypatent/US3844379A/en
Priority to GB5982172Aprioritypatent/GB1420085A/en
Publication of JPS4889714ApublicationCriticalpatent/JPS4889714A/ja
Publication of JPS5246492B2publicationCriticalpatent/JPS5246492B2/ja
