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 JP1668375UpriorityCriticalpatent/JPS5198537U/ja
Priority to US05/654,757prioritypatent/US4085412A/en
Priority to DE2604067Aprioritypatent/DE2604067A1/de
Publication of JPS5198537UpublicationCriticalpatent/JPS5198537U/ja