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.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP2882787UpriorityCriticalpatent/JPS63138430U/ja
Priority to EP88301733Aprioritypatent/EP0281345A1/en
Publication of JPS63138430UpublicationCriticalpatent/JPS63138430U/ja