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 JP1240574ApriorityCriticalpatent/JPS5418215B2/ja
Priority to DE2417632Aprioritypatent/DE2417632A1/de
Publication of JPS50105504ApublicationCriticalpatent/JPS50105504A/ja
Priority to US05/686,598prioritypatent/US4055448A/en
Publication of JPS5418215B2publicationCriticalpatent/JPS5418215B2/ja