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 JP5229975UpriorityCriticalpatent/JPS5533378Y2/ja
Priority to US05/677,441prioritypatent/US4055755A/en
Priority to CH485076Aprioritypatent/CH590522A5/xx
Publication of JPS51131128UpublicationCriticalpatent/JPS51131128U/ja
Application grantedgrantedCritical
Publication of JPS5533378Y2publicationCriticalpatent/JPS5533378Y2/ja
