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 JP6250175UpriorityCriticalpatent/JPS561266Y2/ja
Priority to US05/652,574prioritypatent/US4059916A/en
Publication of JPS51142990UpublicationCriticalpatent/JPS51142990U/ja
Application grantedgrantedCritical
Publication of JPS561266Y2publicationCriticalpatent/JPS561266Y2/ja
