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 JP844388UpriorityCriticalpatent/JPH01112518U/ja
Priority to US07/293,344prioritypatent/US4950845A/en
Publication of JPH01112518UpublicationCriticalpatent/JPH01112518U/ja