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 JP20032887UpriorityCriticalpatent/JPH01105764U/ja
Priority to US07/287,346prioritypatent/US4925110A/en
Publication of JPH01105764UpublicationCriticalpatent/JPH01105764U/ja