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 JP4479673ApriorityCriticalpatent/JPS5249592B2/ja
Priority to GB2653573Aprioritypatent/GB1411705A/en
Priority to FR7320938Aprioritypatent/FR2187476B1/fr
Priority to CH836173Aprioritypatent/CH582553A5/xx
Priority to IT5065073Aprioritypatent/IT988240B/it
Publication of JPS49129988ApublicationCriticalpatent/JPS49129988A/ja
Publication of JPS5249592B2publicationCriticalpatent/JPS5249592B2/ja