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 JP10748587UpriorityCriticalpatent/JPS6411864U/ja
Priority to EP88110372Aprioritypatent/EP0297537A3/en
Publication of JPS6411864UpublicationCriticalpatent/JPS6411864U/ja
Priority to US07/462,960prioritypatent/US5014927A/en