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 JP5864780UpriorityCriticalpatent/JPS6343134Y2/ja
Publication of JPS56158322UpublicationCriticalpatent/JPS56158322U/ja
Priority to US06/802,959prioritypatent/US4689916A/en
Application grantedgrantedCritical
Publication of JPS6343134Y2publicationCriticalpatent/JPS6343134Y2/ja