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 Kudrna, Cylinder For Rolling M FoldingfiledCriticalRudolf Kudrna
Priority to CS355776ApriorityCriticalpatent/CS184186B1/cs
Publication of CS184186B1publicationCriticalpatent/CS184186B1/cs