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
Application filedfiledCritical
Priority to JP48065449ApriorityCriticalpatent/JPS5236635B2/ja
Priority to US477928Aprioritypatent/US3915865A/en
Priority to IT68829/74Aprioritypatent/IT1014306B/it
Priority to DE19742428375prioritypatent/DE2428375A1/de
Publication of JPS5015165ApublicationCriticalpatent/JPS5015165A/ja
Publication of JPS5236635B2publicationCriticalpatent/JPS5236635B2/ja
