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
Priority claimed from US06/096,809external-prioritypatent/US4597690A/en
Application filedfiledCritical
Publication of ES263206UpublicationCriticalpatent/ES263206U/en
Application grantedgrantedCritical
Publication of ES263206YpublicationCriticalpatent/ES263206Y/en