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 JP6179572ApriorityCriticalpatent/JPS5223288B2/ja
Priority to GB2745273Aprioritypatent/GB1404292A/en
Priority to IT50939/73Aprioritypatent/IT986196B/it
Priority to US372563Aprioritypatent/US3884144A/en
Priority to DE2331957Aprioritypatent/DE2331957C3/de
Priority to FR7322856Aprioritypatent/FR2190059A5/fr
Publication of JPS4922206ApublicationCriticalpatent/JPS4922206A/ja
Publication of JPS5223288B2publicationCriticalpatent/JPS5223288B2/ja