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 JP1988078529UpriorityCriticalpatent/JPH089465Y2/ja
Publication of JPH02426UpublicationCriticalpatent/JPH02426U/ja
Priority to US07/468,909prioritypatent/US4995482A/en
Application grantedgrantedCritical
Publication of JPH089465Y2publicationCriticalpatent/JPH089465Y2/ja