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 JP7711269ApriorityCriticalpatent/JPS4836331B1/ja
Priority to DE19702047530prioritypatent/DE2047530C3/de
Priority to GB1295898Dprioritypatent/GB1295898A/en
Priority to US00335148Aprioritypatent/US3799312A/en
Publication of JPS4836331B1publicationCriticalpatent/JPS4836331B1/ja