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 JP159472ApriorityCriticalpatent/JPS4872743A/ja
Publication of JPS4872743ApublicationCriticalpatent/JPS4872743A/ja
Priority to CH1720273Aprioritypatent/CH596220A5/fr
