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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Priority to JP80990UpriorityCriticalpatent/JPH0393168U/ja
Priority to PCT/JP1990/001697prioritypatent/WO1991009741A1/ja
Priority to AU69518/91Aprioritypatent/AU6951891A/en
Priority to CA 2033661prioritypatent/CA2033661A1/en
Publication of JPH0393168UpublicationCriticalpatent/JPH0393168U/ja
