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 JP9806086UpriorityCriticalpatent/JPS636964U/ja
Priority to DE19873790327prioritypatent/DE3790327C2/de
Priority to PCT/JP1987/000428prioritypatent/WO1988000143A1/ja
Priority to DE19873790327prioritypatent/DE3790327T1/de
Publication of JPS636964UpublicationCriticalpatent/JPS636964U/ja
