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 JP17529883UpriorityCriticalpatent/JPS6082684U/ja
Priority to US06/669,843prioritypatent/US4808990A/en
Publication of JPS6082684UpublicationCriticalpatent/JPS6082684U/ja
Application grantedgrantedCritical
Publication of JPH0123165Y2publicationCriticalpatent/JPH0123165Y2/ja