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 JP9520787UpriorityCriticalpatent/JPH053023Y2/ja
Priority to US07/110,209prioritypatent/US4796440A/en
Publication of JPS64485UpublicationCriticalpatent/JPS64485U/ja
Application grantedgrantedCritical
Publication of JPH053023Y2publicationCriticalpatent/JPH053023Y2/ja