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 HUTA001024priorityCriticalpatent/HU164337B/hu
Priority to SU1466630Aprioritypatent/SU507247A3/ru
Priority to CS559570Aprioritypatent/CS153559B2/cs
Priority to PL14266070Aprioritypatent/PL80929B1/pl
Priority to RO6423170Aprioritypatent/RO56569A/ro
Priority to BG015479Aprioritypatent/BG21868A3/xx
Publication of HU164337BpublicationCriticalpatent/HU164337B/hu