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 JP15580087UpriorityCriticalpatent/JPH0159210U/ja
Priority to US07/256,865prioritypatent/US4948227A/en
Publication of JPH0159210UpublicationCriticalpatent/JPH0159210U/ja
