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 JP6487289UpriorityCriticalpatent/JPH035534U/ja
Priority to US07/531,189prioritypatent/US5098028A/en
Priority to EP90110614Aprioritypatent/EP0413911A1/en
Publication of JPH035534UpublicationCriticalpatent/JPH035534U/ja