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 JP4522372UpriorityCriticalpatent/JPS5151702Y2/ja
Priority to DE19722252096prioritypatent/DE2252096A1/de
Publication of JPS496622UpublicationCriticalpatent/JPS496622U/ja
Priority to US506692Aprioritypatent/US3921281A/en
Application grantedgrantedCritical
Publication of JPS5151702Y2publicationCriticalpatent/JPS5151702Y2/ja
