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 JP4871186UpriorityCriticalpatent/JPS62160389U/ja
Priority to EP87900692Aprioritypatent/EP0261243B1/en
Priority to US07/138,904prioritypatent/US4862434A/en
Priority to PCT/JP1987/000015prioritypatent/WO1987006031A1/ja
Priority to DE8787900692Tprioritypatent/DE3773603D1/de
Publication of JPS62160389UpublicationCriticalpatent/JPS62160389U/ja
