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 JP2306872UpriorityCriticalpatent/JPS5153183Y2/ja
Priority to DE2240781Aprioritypatent/DE2240781B2/de
Priority to DE2264702Aprioritypatent/DE2264702C3/de
Priority to US05/389,072prioritypatent/US3932024A/en
Publication of JPS4899739UpublicationCriticalpatent/JPS4899739U/ja
Priority to US05/498,339prioritypatent/US3947090A/en
Application grantedgrantedCritical
Publication of JPS5153183Y2publicationCriticalpatent/JPS5153183Y2/ja