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 JP48003760ApriorityCriticalpatent/JPS5237787B2/ja
Priority to FR7346156Aprioritypatent/FR2211714B1/fr
Priority to US428056Aprioritypatent/US3917380A/en
Priority to NL7317716.Aprioritypatent/NL159206B/xx
Priority to GB5972873Aprioritypatent/GB1416250A/en
Publication of JPS4991465ApublicationCriticalpatent/JPS4991465A/ja
Publication of JPS5237787B2publicationCriticalpatent/JPS5237787B2/ja