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
Priority claimed from JP44043034Aexternal-prioritypatent/JPS4831401B1/ja
Priority claimed from JP44043033Aexternal-prioritypatent/JPS49922B1/ja
Priority claimed from JP44043032Aexternal-prioritypatent/JPS4814562B1/ja
Priority claimed from JP44090275Aexternal-prioritypatent/JPS5012085B1/ja
Application filedfiledCritical
Publication of HU166735BpublicationCriticalpatent/HU166735B/hu