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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Publication date
Application filedfiledCritical
Priority to JP7845780UpriorityCriticalpatent/JPS6111919Y2/ja
Priority to PCT/JP1981/000126prioritypatent/WO1981003536A1/ja
Priority to AU72266/81Aprioritypatent/AU7226681A/en
Priority to EP19810901507prioritypatent/EP0053189A4/en
Priority to CA000382104Aprioritypatent/CA1177107A/en
Publication of JPS572595UpublicationCriticalpatent/JPS572595U/ja
Application grantedgrantedCritical
Publication of JPS6111919Y2publicationCriticalpatent/JPS6111919Y2/ja