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 JP17216886UpriorityCriticalpatent/JPS6377131U/ja
Priority to US07/133,213prioritypatent/US4834690A/en
Publication of JPS6377131UpublicationCriticalpatent/JPS6377131U/ja
