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 JP13249188UpriorityCriticalpatent/JPH0618788Y2/ja
Priority to US07/315,475prioritypatent/US4885963A/en
Publication of JPH0253377UpublicationCriticalpatent/JPH0253377U/ja
Application grantedgrantedCritical
Publication of JPH0618788Y2publicationCriticalpatent/JPH0618788Y2/ja
