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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Publication date
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Priority to JP10739372ApriorityCriticalpatent/JPS5230612B2/ja
Priority to US00407621Aprioritypatent/US3857228A/en
Priority to GB4950473Aprioritypatent/GB1398065A/en
Priority to IT30526/73Aprioritypatent/IT998931B/it
Priority to DE19732353312prioritypatent/DE2353312A1/de
Publication of JPS4966930ApublicationCriticalpatent/JPS4966930A/ja
Publication of JPS5230612B2publicationCriticalpatent/JPS5230612B2/ja
