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.)
Priority date (The priority date 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 date listed.)
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Priority to JP5217073ApriorityCriticalpatent/JPS503394A/ja
Priority to IT7422465Aprioritypatent/IT1012182B/it
Priority to US05/468,260prioritypatent/US3946625A/en
Priority to GB2052674Aprioritypatent/GB1443130A/en
Priority to DE19742422726prioritypatent/DE2422726C3/de
Priority to FR7416215Aprioritypatent/FR2229057B1/fr
Publication of JPS503394ApublicationCriticalpatent/JPS503394A/ja
