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 JP11187372ApriorityCriticalpatent/JPS5327856B2/ja
Priority to GB2021773Aprioritypatent/GB1436221A/en
Priority to IT23476/73Aprioritypatent/IT984158B/it
Priority to DE2322129Aprioritypatent/DE2322129C3/de
Priority to FR7315719Aprioritypatent/FR2183161B1/fr
Publication of JPS4985637ApublicationCriticalpatent/JPS4985637A/ja
Priority to US523113Aprioritypatent/US3928744A/en
Publication of JPS5327856B2publicationCriticalpatent/JPS5327856B2/ja