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 JP16564584UpriorityCriticalpatent/JPS6181971U/ja
Priority to US06/791,808prioritypatent/US4717709A/en
Priority to EP85307959Aprioritypatent/EP0187449A3/en
Publication of JPS6181971UpublicationCriticalpatent/JPS6181971U/ja
