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 JP4821373ApriorityCriticalpatent/JPS49134108A/ja
Priority to NL7405240Aprioritypatent/NL7405240A/xx
Priority to DE2418855Aprioritypatent/DE2418855B2/de
Priority to US464320Aprioritypatent/US3905428A/en
Publication of JPS49134108ApublicationCriticalpatent/JPS49134108A/ja