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 filed by Rudolf BublafiledCriticalRudolf Bubla
Priority to CS655769ApriorityCriticalpatent/CS178351B1/cs
Publication of CS178351B1publicationCriticalpatent/CS178351B1/cs