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 JP1976027365UpriorityCriticalpatent/JPS5540204Y2/ja
Priority to US05/743,491prioritypatent/US4078985A/en
Publication of JPS52118334UpublicationCriticalpatent/JPS52118334U/ja
Application grantedgrantedCritical
Publication of JPS5540204Y2publicationCriticalpatent/JPS5540204Y2/ja