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.)
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Priority to JP47040901ApriorityCriticalpatent/JPS5013879B2/ja
Priority to FR7307761Aprioritypatent/FR2175017B1/fr
Priority to US33896273prioritypatent/US3865678A/en
Priority to IT6760973Aprioritypatent/IT984403B/it
Priority to GB1115373Aprioritypatent/GB1397471A/en
Publication of JPS491900ApublicationCriticalpatent/JPS491900A/ja
Publication of JPS5013879B2publicationCriticalpatent/JPS5013879B2/ja