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 HUTA001330priorityCriticalpatent/HU169796B/hu
Priority to AR26031075Aprioritypatent/AR207873A1/es
Priority to IN1690/CAL/1975Aprioritypatent/IN142908B/en
Publication of HU169796BpublicationCriticalpatent/HU169796B/hu